Urza, Prince of Kroog (Commander) - Upgraded

Levi Perry
Sep 25, 2025
What if Commander Had Sideboards?
Commander is casual, but what if there were a way to heighten the competitiveness? Levi examines the effect sideboards would have on EDH.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Ultron, Artificial Malevolence
18%inclusion4 decks22 decks
16%synergy
Shuri, Wakandan Inventor
18%inclusion4 decks22 decks
14%synergy
Castle Doom
10%inclusion2 decks20 decks
9%synergy
Arc Reactor
9.1%inclusion2 decks22 decks
8%synergy
Iron Man, Bleeding Edge
9.1%inclusion2 decks22 decks
8%synergy
High Synergy Cards
Training Grounds
61%inclusion117 decks193 decks
59%synergy
Ancient Den
73%inclusion140 decks193 decks
58%synergy
Seat of the Synod
73%inclusion141 decks193 decks
57%synergy
Foundry Inspector
70%inclusion136 decks193 decks
57%synergy
Thought Monitor
64%inclusion123 decks193 decks
56%synergy
Darksteel Citadel
65%inclusion125 decks193 decks
54%synergy
Unwinding Clock
63%inclusion122 decks193 decks
53%synergy
Etherium Sculptor
66%inclusion128 decks193 decks
52%synergy
Sai, Master Thopterist
56%inclusion109 decks193 decks
46%synergy
Losheel, Clockwork Scholar
49%inclusion95 decks193 decks
44%synergy
Top Cards
Swords to Plowshares
60%inclusion116 decks193 decks
-9%synergy
Solemn Simulacrum
54%inclusion104 decks193 decks
30%synergy
Counterspell
54%inclusion104 decks193 decks
0%synergy
Padeem, Consul of Innovation
53%inclusion103 decks193 decks
44%synergy
Urza, Lord High Artificer
51%inclusion98 decks193 decks
44%synergy
Bronze Guardian
49%inclusion95 decks193 decks
44%synergy
Thopter Spy Network
48%inclusion93 decks193 decks
38%synergy
Sculpting Steel
48%inclusion93 decks193 decks
43%synergy
Ornithopter of Paradise
46%inclusion89 decks193 decks
34%synergy
Phyrexian Metamorph
45%inclusion86 decks193 decks
35%synergy
Game Changers
Enlightened Tutor
28%inclusion55 decks193 decks
12%synergy
Smothering Tithe
17%inclusion33 decks193 decks
-7%synergy
Cyclonic Rift
17%inclusion33 decks193 decks
-4%synergy
Teferi's Protection
17%inclusion32 decks193 decks
1%synergy
Rhystic Study
11%inclusion22 decks193 decks
-11%synergy
Fierce Guardianship
11%inclusion22 decks193 decks
-4%synergy
Farewell
8.3%inclusion16 decks193 decks
-9%synergy
The One Ring
6.7%inclusion13 decks193 decks
-1%synergy
Mana Vault
5.2%inclusion10 decks193 decks
-1%synergy
Creatures
Myr Battlesphere
44%inclusion84 decks193 decks
41%synergy
Illustrious Wanderglyph
42%inclusion82 decks193 decks
38%synergy
Emry, Lurker of the Loch
42%inclusion82 decks193 decks
31%synergy
Esper Sentinel
39%inclusion75 decks193 decks
17%synergy
Kappa Cannoneer
38%inclusion74 decks193 decks
30%synergy
Master of Etherium
37%inclusion72 decks193 decks
31%synergy
Steel Overseer
36%inclusion69 decks193 decks
32%synergy
Urza, Lord Protector
31%inclusion59 decks193 decks
28%synergy
Chief of the Foundry
30%inclusion58 decks193 decks
28%synergy
Shimmer Myr
30%inclusion57 decks193 decks
25%synergy
Meteor Golem
30%inclusion57 decks193 decks
26%synergy
Cyberdrive Awakener
29%inclusion56 decks193 decks
20%synergy
Liberator, Urza's Battlethopter
28%inclusion55 decks193 decks
26%synergy
Wurmcoil Engine
28%inclusion55 decks193 decks
27%synergy
Forensic Gadgeteer
27%inclusion52 decks193 decks
23%synergy
Research Thief
26%inclusion51 decks193 decks
22%synergy
Threefold Thunderhulk
24%inclusion47 decks193 decks
23%synergy
Mendicant Core, Guidelight
24%inclusion45 decks188 decks
20%synergy
Palladium Myr
24%inclusion46 decks193 decks
21%synergy
Jhoira's Familiar
24%inclusion46 decks193 decks
20%synergy
Silver Myr
23%inclusion45 decks193 decks
15%synergy
Riptide Gearhulk
23%inclusion43 decks188 decks
14%synergy
Karn, Legacy Reforged
23%inclusion44 decks193 decks
21%synergy
Vedalken Archmage
22%inclusion43 decks193 decks
19%synergy
Oltec Matterweaver
22%inclusion42 decks193 decks
20%synergy
Trophy Mage
21%inclusion41 decks193 decks
20%synergy
Gold Myr
21%inclusion41 decks193 decks
13%synergy
Drafna, Founder of Lat-Nam
21%inclusion41 decks193 decks
20%synergy
Sharding Sphinx
21%inclusion40 decks193 decks
19%synergy
Gold-Forged Thopteryx
20%inclusion39 decks193 decks
10%synergy
Voyager Quickwelder
20%inclusion37 decks188 decks
12%synergy
Angel of the Ruins
18%inclusion35 decks193 decks
15%synergy
Mondrak, Glory Dominus
18%inclusion35 decks193 decks
15%synergy
Digsite Engineer
17%inclusion32 decks193 decks
14%synergy
Scrap Trawler
16%inclusion31 decks193 decks
14%synergy
The Reality Chip
16%inclusion30 decks193 decks
10%synergy
Cybermen Squadron
15%inclusion29 decks193 decks
14%synergy
Unctus, Grand Metatect
15%inclusion29 decks193 decks
13%synergy
Master Transmuter
15%inclusion28 decks193 decks
12%synergy
Ornithopter
13%inclusion26 decks193 decks
11%synergy
Cyberman Patrol
13%inclusion25 decks193 decks
11%synergy
Platoon Dispenser
13%inclusion25 decks193 decks
12%synergy
Myr Retriever
13%inclusion25 decks193 decks
11%synergy
Stridehangar Automaton
13%inclusion24 decks188 decks
10%synergy
Krang, Utrom Warlord
12%inclusion8 decks69 decks
10%synergy
Scrawling Crawler
10%inclusion20 decks192 decks
5%synergy
Hulking Metamorph
10%inclusion20 decks193 decks
10%synergy
Chrome Dome
10%inclusion7 decks69 decks
10%synergy
Ojer Taq, Deepest Foundation
10%inclusion19 decks193 decks
8%synergy
Ethersworn Canonist
10%inclusion19 decks193 decks
7%synergy
Instants
Dispatch
44%inclusion85 decks193 decks
31%synergy
Path to Exile
43%inclusion83 decks193 decks
-10%synergy
Dovin's Veto
31%inclusion60 decks193 decks
-8%synergy
Whir of Invention
28%inclusion55 decks193 decks
23%synergy
Generous Gift
28%inclusion55 decks193 decks
-2%synergy
Negate
25%inclusion48 decks193 decks
-3%synergy
Arcane Denial
23%inclusion45 decks193 decks
-2%synergy
An Offer You Can't Refuse
22%inclusion43 decks193 decks
-5%synergy
Desynchronization
19%inclusion37 decks193 decks
15%synergy
Scour for Scrap
19%inclusion23 decks121 decks
16%synergy
Mana Drain
18%inclusion35 decks193 decks
2%synergy
Stroke of Midnight
14%inclusion27 decks193 decks
-1%synergy
Thirst for Knowledge
13%inclusion26 decks193 decks
11%synergy
Three Steps Ahead
11%inclusion22 decks193 decks
8%synergy
Sink into Stupor
9.3%inclusion18 decks193 decks
-4%synergy
Brainstorm
8.8%inclusion17 decks193 decks
-9%synergy
Disenchant
8.3%inclusion16 decks193 decks
0%synergy
Access Denied
7.8%inclusion15 decks193 decks
5%synergy
Stern Lesson
7.8%inclusion15 decks193 decks
7%synergy
Masterful Replication
7.8%inclusion15 decks193 decks
7%synergy
Swan Song
7.8%inclusion15 decks193 decks
-10%synergy
Urza's Command
7.8%inclusion15 decks193 decks
7%synergy
Dawn's Truce
7.3%inclusion14 decks193 decks
-0%synergy
Pongify
6.7%inclusion13 decks193 decks
-2%synergy
Aetherize
6.2%inclusion12 decks193 decks
-4%synergy
Reality Shift
5.7%inclusion11 decks193 decks
-2%synergy
Dramatic Reversal
5.7%inclusion11 decks193 decks
-2%synergy
Mirrorform
5.5%inclusion4 decks73 decks
4%synergy
Rootborn Defenses
5.2%inclusion10 decks193 decks
4%synergy
Loran's Escape
5.2%inclusion10 decks193 decks
3%synergy
Flawless Maneuver
5.2%inclusion10 decks193 decks
-1%synergy
Blacksmith's Skill
5.2%inclusion10 decks193 decks
4%synergy
Sejiri Shelter
5.2%inclusion10 decks193 decks
1%synergy
Sorceries
Fabricate
45%inclusion86 decks193 decks
34%synergy
Organic Extinction
44%inclusion84 decks193 decks
35%synergy
Thoughtcast
40%inclusion77 decks193 decks
31%synergy
Voyage Home
26%inclusion49 decks188 decks
19%synergy
March of Progress
24%inclusion47 decks193 decks
23%synergy
Dance of the Manse
17%inclusion32 decks193 decks
10%synergy
Supreme Verdict
13%inclusion26 decks193 decks
-14%synergy
One with the Machine
12%inclusion24 decks193 decks
11%synergy
Brilliant Restoration
11%inclusion22 decks193 decks
7%synergy
Reshape
11%inclusion21 decks193 decks
9%synergy
Season of Weaving
11%inclusion21 decks193 decks
9%synergy
Austere Command
8.8%inclusion17 decks193 decks
-5%synergy
Sevinne's Reclamation
8.8%inclusion17 decks193 decks
3%synergy
Forging the Anchor
6.7%inclusion13 decks193 decks
6%synergy
Universal Surveillance
6.7%inclusion13 decks193 decks
5%synergy
Echocasting Symposium
6.3%inclusion3 decks48 decks
5%synergy
Time Wipe
6.2%inclusion12 decks193 decks
-7%synergy
Rite of Replication
5.7%inclusion11 decks193 decks
4%synergy
Repair and Recharge
5.2%inclusion10 decks193 decks
5%synergy
Utility Artifacts
Simulacrum Synthesizer
39%inclusion75 decks193 decks
34%synergy
Heartstone
37%inclusion71 decks193 decks
36%synergy
Mystic Forge
33%inclusion63 decks193 decks
27%synergy
Thousand Moons Smithy
30%inclusion57 decks193 decks
25%synergy
Cloud Key
28%inclusion54 decks193 decks
23%synergy
Lightning Greaves
26%inclusion51 decks193 decks
6%synergy
Darksteel Forge
26%inclusion50 decks193 decks
23%synergy
Swiftfoot Boots
25%inclusion49 decks193 decks
-0%synergy
Salvation Engine
22%inclusion41 decks188 decks
15%synergy
Forsaken Monument
20%inclusion39 decks193 decks
19%synergy
Worldwalker Helm
20%inclusion38 decks193 decks
18%synergy
Uthros Research Craft
20%inclusion24 decks122 decks
16%synergy
Portal to Phyrexia
18%inclusion35 decks193 decks
16%synergy
Illusionist's Bracers
16%inclusion30 decks193 decks
15%synergy
Spine of Ish Sah
14%inclusion27 decks193 decks
13%synergy
Encroaching Mycosynth
14%inclusion27 decks193 decks
12%synergy
Sensei's Divining Top
14%inclusion27 decks193 decks
8%synergy
Moonsilver Key
14%inclusion27 decks193 decks
12%synergy
Ichor Wellspring
14%inclusion27 decks193 decks
12%synergy
Rings of Brighthearth
14%inclusion27 decks193 decks
13%synergy
Wayfarer's Bauble
12%inclusion24 decks193 decks
2%synergy
Krark-Clan Ironworks
12%inclusion23 decks193 decks
11%synergy
Mirrorworks
12%inclusion23 decks193 decks
11%synergy
The Enigma Jewel
11%inclusion22 decks193 decks
11%synergy
Manifold Key
11%inclusion21 decks193 decks
5%synergy
Ashnod's Altar
10%inclusion20 decks193 decks
8%synergy
Thopter Shop
10%inclusion20 decks193 decks
10%synergy
Thousand-Year Elixir
9.3%inclusion18 decks193 decks
7%synergy
Mirage Mirror
9.3%inclusion18 decks193 decks
7%synergy
Repurposing Bay
9.0%inclusion17 decks188 decks
6%synergy
Shorikai, Genesis Engine
8.3%inclusion16 decks193 decks
4%synergy
Soul-Guide Lantern
7.8%inclusion15 decks193 decks
6%synergy
Assimilation Aegis
7.8%inclusion15 decks193 decks
7%synergy
Clock of Omens
7.8%inclusion15 decks193 decks
7%synergy
Idol of Oblivion
7.8%inclusion15 decks193 decks
5%synergy
Cryogen Relic
7.4%inclusion9 decks122 decks
2%synergy
Tamiyo's Logbook
7.3%inclusion14 decks193 decks
7%synergy
Unstable Glyphbridge
7.3%inclusion14 decks193 decks
6%synergy
Nettlecyst
6.7%inclusion13 decks193 decks
4%synergy
Mycosynth Lattice
6.7%inclusion13 decks193 decks
6%synergy
Lithoform Engine
6.2%inclusion12 decks193 decks
5%synergy
Semblance Anvil
5.7%inclusion11 decks193 decks
5%synergy
Mishra's Bauble
5.7%inclusion11 decks193 decks
4%synergy
Bident of Thassa
5.7%inclusion11 decks193 decks
-5%synergy
Isochron Scepter
5.7%inclusion11 decks193 decks
-0%synergy
Archaeomancer's Map
5.7%inclusion11 decks193 decks
-1%synergy
Liquimetal Coating
5.7%inclusion11 decks193 decks
5%synergy
Iron Man Armor
5.6%inclusion1 decks18 decks
5%synergy
Perilous Snare
5.3%inclusion10 decks188 decks
4%synergy
Chimil, the Inner Sun
5.2%inclusion10 decks193 decks
4%synergy
Enchantments
Mechanized Production
40%inclusion78 decks193 decks
35%synergy
Tempered Steel
30%inclusion57 decks193 decks
27%synergy
Efficient Construction
22%inclusion42 decks193 decks
18%synergy
Artificer Class
21%inclusion41 decks193 decks
19%synergy
Anointed Procession
21%inclusion40 decks193 decks
16%synergy
Mirrormade
13%inclusion25 decks193 decks
10%synergy
Mirrodin Besieged
12%inclusion23 decks193 decks
9%synergy
Unstoppable Plan
11%inclusion20 decks188 decks
5%synergy
Mystic Remora
8.8%inclusion17 decks193 decks
-7%synergy
Propaganda
7.3%inclusion14 decks193 decks
-20%synergy
Extravagant Replication
6.7%inclusion13 decks193 decks
5%synergy
Caretaker's Talent
6.7%inclusion13 decks193 decks
3%synergy
Moonlit Meditation
5.7%inclusion7 decks122 decks
4%synergy
Ghostly Prison
5.7%inclusion11 decks193 decks
-19%synergy
Copy Artifact
5.2%inclusion10 decks193 decks
3%synergy
Planeswalkers
Tezzeret the Seeker
15%inclusion29 decks193 decks
11%synergy
Tezzeret, Artifice Master
12%inclusion23 decks193 decks
11%synergy
Tezzeret, Cruel Captain
10%inclusion12 decks125 decks
7%synergy
Karn, Scion of Urza
8.3%inclusion16 decks193 decks
8%synergy
Karn, Living Legacy
8.3%inclusion16 decks193 decks
8%synergy
Tezzeret, Betrayer of Flesh
7.3%inclusion14 decks193 decks
4%synergy
Ugin, Eye of the Storms
6.7%inclusion11 decks164 decks
6%synergy
Ugin, the Ineffable
6.2%inclusion12 decks193 decks
6%synergy
Karn, the Great Creator
5.7%inclusion11 decks193 decks
4%synergy
Utility Lands
Inventors' Fair
41%inclusion80 decks193 decks
33%synergy
Academy Ruins
40%inclusion78 decks193 decks
28%synergy
Buried Ruin
40%inclusion77 decks193 decks
32%synergy
Reliquary Tower
37%inclusion72 decks193 decks
-11%synergy
Archway of Innovation
37%inclusion71 decks193 decks
29%synergy
Urza's Tower
35%inclusion68 decks193 decks
33%synergy
Urza's Mine
35%inclusion68 decks193 decks
33%synergy
Urza's Power Plant
35%inclusion67 decks193 decks
33%synergy
Urza's Saga
33%inclusion64 decks193 decks
22%synergy
Uthros, Titanic Godcore
33%inclusion40 decks122 decks
27%synergy
Urza's Workshop
23%inclusion44 decks193 decks
22%synergy
Otawara, Soaring City
17%inclusion33 decks193 decks
-2%synergy
Monumental Henge
16%inclusion30 decks193 decks
12%synergy
Urza's Factory
14%inclusion27 decks193 decks
14%synergy
Adagia, Windswept Bastion
13%inclusion16 decks122 decks
10%synergy
Treasure Vault
12%inclusion23 decks193 decks
9%synergy
Fomori Vault
11%inclusion22 decks193 decks
9%synergy
Mystic Sanctuary
9.3%inclusion18 decks193 decks
-8%synergy
Temple of the False God
9.3%inclusion18 decks193 decks
2%synergy
Eiganjo, Seat of the Empire
8.8%inclusion17 decks193 decks
-1%synergy
Tomb of the Spirit Dragon
8.3%inclusion16 decks193 decks
8%synergy
Mishra's Factory
7.8%inclusion15 decks193 decks
7%synergy
Ishgard, the Holy See
7.7%inclusion11 decks143 decks
4%synergy
Mishra's Foundry
7.3%inclusion14 decks193 decks
7%synergy
The Great Mound
6.3%inclusion1 decks16 decks
6%synergy
Scavenger Grounds
5.2%inclusion10 decks193 decks
1%synergy
Rogue's Passage
5.2%inclusion10 decks193 decks
-10%synergy
Mana Artifacts
Sol Ring
90%inclusion174 decks193 decks
4%synergy
Arcane Signet
81%inclusion157 decks193 decks
-2%synergy
Thran Dynamo
49%inclusion95 decks193 decks
42%synergy
Azorius Signet
49%inclusion95 decks193 decks
-7%synergy
Talisman of Progress
47%inclusion91 decks193 decks
-3%synergy
Liquimetal Torque
46%inclusion88 decks193 decks
42%synergy
Mind Stone
38%inclusion73 decks193 decks
13%synergy
Thought Vessel
35%inclusion67 decks193 decks
-7%synergy
The Mightstone and Weakstone
33%inclusion64 decks193 decks
29%synergy
Powerstone Shard
31%inclusion60 decks193 decks
31%synergy
Gilded Lotus
25%inclusion49 decks193 decks
20%synergy
Fellwar Stone
19%inclusion37 decks193 decks
-9%synergy
Hedron Archive
17%inclusion32 decks193 decks
14%synergy
Commander's Sphere
15%inclusion29 decks193 decks
1%synergy
Intelligence Bobblehead
15%inclusion29 decks193 decks
14%synergy
Luck Bobblehead
15%inclusion29 decks193 decks
14%synergy
Perception Bobblehead
14%inclusion27 decks193 decks
13%synergy
Endurance Bobblehead
13%inclusion26 decks193 decks
13%synergy
Agility Bobblehead
13%inclusion26 decks193 decks
13%synergy
Machine God's Effigy
12%inclusion24 decks193 decks
11%synergy
Charisma Bobblehead
12%inclusion24 decks193 decks
12%synergy
Crystal Skull, Isu Spyglass
12%inclusion24 decks193 decks
9%synergy
Worn Powerstone
12%inclusion24 decks193 decks
10%synergy
Strength Bobblehead
12%inclusion24 decks193 decks
12%synergy
Basalt Monolith
11%inclusion22 decks193 decks
7%synergy
Midnight Clock
10%inclusion20 decks193 decks
3%synergy
Mox Opal
10%inclusion19 decks193 decks
4%synergy
Everflowing Chalice
9.3%inclusion18 decks193 decks
5%synergy
Coveted Jewel
8.8%inclusion17 decks193 decks
6%synergy
Blinkmoth Urn
8.3%inclusion16 decks193 decks
8%synergy
Fabrication Foundry
8.3%inclusion16 decks193 decks
7%synergy
Skyclave Relic
8.3%inclusion16 decks193 decks
7%synergy
Dreamstone Hedron
7.8%inclusion15 decks193 decks
7%synergy
Shuri's Fabricator
6.3%inclusion1 decks16 decks
6%synergy
Darksteel Ingot
6.2%inclusion12 decks193 decks
5%synergy
The Eternity Elevator
5.7%inclusion7 decks122 decks
4%synergy
Lands
Island
98%inclusion190 decks193 decks
3%synergy
Plains
97%inclusion188 decks193 decks
2%synergy
Command Tower
88%inclusion169 decks193 decks
2%synergy
Razortide Bridge
67%inclusion129 decks193 decks
53%synergy
Prairie Stream
59%inclusion114 decks193 decks
-7%synergy
Glacial Fortress
53%inclusion103 decks193 decks
-10%synergy
Hallowed Fountain
53%inclusion103 decks193 decks
5%synergy
Sea of Clouds
45%inclusion86 decks193 decks
5%synergy
Adarkar Wastes
39%inclusion76 decks193 decks
-6%synergy
Deserted Beach
38%inclusion73 decks193 decks
-2%synergy
Skycloud Expanse
33%inclusion64 decks193 decks
-2%synergy
Flooded Strand
32%inclusion61 decks193 decks
-1%synergy
Spire of Industry
31%inclusion60 decks193 decks
23%synergy
Temple of Enlightenment
29%inclusion56 decks193 decks
-8%synergy
Port Town
28%inclusion54 decks193 decks
-19%synergy
The Mycosynth Gardens
27%inclusion52 decks193 decks
24%synergy
Azorius Chancery
25%inclusion49 decks193 decks
-10%synergy
Floodfarm Verge
23%inclusion45 decks192 decks
-4%synergy
Hengegate Pathway
23%inclusion44 decks193 decks
2%synergy
Irrigated Farmland
22%inclusion42 decks193 decks
1%synergy
Urza's Cave
21%inclusion40 decks193 decks
19%synergy
Mystic Gate
20%inclusion39 decks193 decks
-4%synergy
Exotic Orchard
18%inclusion35 decks193 decks
-9%synergy
Nimbus Maze
18%inclusion35 decks193 decks
-4%synergy
Meticulous Archive
18%inclusion34 decks193 decks
-1%synergy
Evolving Wilds
16%inclusion31 decks193 decks
1%synergy
Power Depot
14%inclusion27 decks193 decks
12%synergy
Seachrome Coast
12%inclusion23 decks193 decks
-4%synergy
Myriad Landscape
11%inclusion21 decks193 decks
-4%synergy
Hall of Tagsin
11%inclusion21 decks193 decks
10%synergy
Fabled Passage
9.3%inclusion18 decks193 decks
1%synergy
Terramorphic Expanse
9.3%inclusion18 decks193 decks
-1%synergy
Sink into Stupor
9.3%inclusion18 decks193 decks
-4%synergy
Tundra
8.8%inclusion17 decks193 decks
-4%synergy
Tranquil Cove
8.8%inclusion17 decks193 decks
-10%synergy
Idyllic Beachfront
7.8%inclusion15 decks193 decks
0%synergy
Path of Ancestry
7.8%inclusion15 decks193 decks
-6%synergy
Demolition Field
6.7%inclusion13 decks193 decks
4%synergy
Witch Enchanter
5.7%inclusion11 decks193 decks
-7%synergy
Fortified Beachhead
5.7%inclusion11 decks193 decks
4%synergy
Glacial Floodplain
5.7%inclusion11 decks193 decks
-2%synergy
Planar Nexus
5.2%inclusion10 decks193 decks
5%synergy
Ash Barrens
5.2%inclusion10 decks193 decks
2%synergy
Azorius Guildgate
5.2%inclusion10 decks193 decks
-1%synergy
Scene of the Crime
5.2%inclusion10 decks193 decks
4%synergy
Sejiri Shelter
5.2%inclusion10 decks193 decks
1%synergy