Reduce // Rubble (Card)

Reduce // Rubble
0.04%inclusion859 decks1.95M decks
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Top Commanders
New Cards
High Lift Cards
Top Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Niv-Mizzet, Parun
0.2%inclusion37 decks15.8K decks
Lilah, Undefeated Slickshot
1.3%inclusion36 decks2.81K decks
Eris, Roar of the Storm
0.7%inclusion32 decks4.75K decks
Vivi Ornitier
0.1%inclusion24 decks28.7K decks
Sevinne, the Chronoclasm
1.7%inclusion16 decks921 decks
Mizzix of the Izmagnus
0.3%inclusion16 decks5.44K decks
Ovika, Enigma Goliath
0.2%inclusion15 decks9.69K decks
Alania, Divergent Storm
0.2%inclusion15 decks9.73K decks
Niv-Mizzet Reborn
0.4%inclusion14 decks3.98K decks
Hinata, Dawn-Crowned
0.2%inclusion14 decks6.39K decks
Bria, Riptide Rogue
0.1%inclusion14 decks9.72K decks
The Locust God
0.2%inclusion12 decks6.36K decks
Codie, Vociferous Codex
0.2%inclusion12 decks7.15K decks
Fire Lord Azula
0.0%inclusion11 decks25.8K decks
Kykar, Wind's Fury
0.1%inclusion10 decks12.7K decks
Aragorn, the Uniter
0.0%inclusion10 decks20.7K decks
Cormela, Glamour Thief
0.3%inclusion9 decks3.19K decks
Nicol Bolas, the Ravager
0.1%inclusion9 decks8.74K decks
Saruman, the White Hand
0.1%inclusion9 decks8.89K decks
Tibor and Lumia
1.6%inclusion8 decks505 decks
New Cards
TCRI Building
4.5%inclusion3 decks67 decks
9.8lift
Brilliance Unleashed
3.0%inclusion2 decks67 decks
24.5lift
Double Jump // Flying Kick
2.7%inclusion2 decks73 decks
1.65lift
Mouser Attack!
1.5%inclusion1 decks67 decks
16.6lift
Mouser Foundry
1.4%inclusion1 decks69 decks
8.40lift
High Lift Cards
Goblin Electromancer
31%inclusion264 decks859 decks
3.48lift
Top Cards
Spring // Mind
35%inclusion60 decks173 decks
99+lift
Goblin Electromancer
31%inclusion264 decks859 decks
3.48lift
Road // Ruin
28%inclusion48 decks173 decks
58.0lift
Counterspell
27%inclusion235 decks859 decks
0.78lift
Destined // Lead
23%inclusion21 decks91 decks
99+lift
Swords to Plowshares
23%inclusion49 decks213 decks
0.47lift
Negate
23%inclusion196 decks859 decks
1.29lift
Izzet Charm
23%inclusion196 decks859 decks
4.69lift
Consign // Oblivion
21%inclusion47 decks227 decks
99+lift
Consecrate // Consume
21%inclusion18 decks87 decks
99+lift
Game Changers
Farewell
8.9%inclusion19 decks213 decks
0.93lift
Rhystic Study
6.1%inclusion52 decks859 decks
0.28lift
Creatures
Guttersnipe
19%inclusion167 decks859 decks
2.55lift
Beanstalk Giant
17%inclusion30 decks173 decks
14.0lift
Stormcatch Mentor
17%inclusion135 decks789 decks
2.77lift
Archmage Emeritus
15%inclusion128 decks859 decks
1.33lift
Beanstalk Wurm
14%inclusion24 decks173 decks
22.1lift
Storm-Kiln Artist
14%inclusion119 decks859 decks
1.11lift
Stormkeld Vanguard
12%inclusion21 decks173 decks
17.4lift
Talrand, Sky Summoner
12%inclusion104 decks859 decks
2.49lift
Niv-Mizzet, Parun
12%inclusion103 decks859 decks
1.61lift
Young Pyromancer
12%inclusion100 decks859 decks
2.38lift
Balmor, Battlemage Captain
10%inclusion90 decks859 decks
3.33lift
The Wandering Minstrel
10%inclusion4 decks39 decks
8.81lift
Archmage of Runes
10%inclusion68 decks702 decks
2.33lift
Colossal Skyturtle
9.2%inclusion16 decks173 decks
8.85lift
Coruscation Mage
8.9%inclusion70 decks787 decks
1.93lift
Nightscape Familiar
8.4%inclusion19 decks227 decks
0.79lift
Disciple of Freyalise
8.3%inclusion13 decks157 decks
5.20lift
Third Path Iconoclast
8.0%inclusion69 decks859 decks
1.48lift
Realm-Cloaked Giant
8.0%inclusion17 decks213 decks
20.3lift
Bloomvine Regent
7.8%inclusion8 decks103 decks
2.45lift
Temur Battlecrier
7.8%inclusion8 decks103 decks
0.97lift
Bloodbraid Challenger
7.6%inclusion12 decks157 decks
7.13lift
Alania, Divergent Storm
7.2%inclusion57 decks789 decks
6.14lift
Sapphire Dragon
7.2%inclusion62 decks859 decks
10.5lift
Baral, Chief of Compliance
7.2%inclusion62 decks859 decks
3.00lift
Solemn Simulacrum
7.1%inclusion61 decks859 decks
0.79lift
Troll of Khazad-dûm
7.0%inclusion16 decks227 decks
6.66lift
Imoti, Celebrant of Bounty
6.9%inclusion12 decks173 decks
2.31lift
Enigma Drake
6.9%inclusion59 decks859 decks
25.8lift
Niv-Mizzet, the Firemind
6.9%inclusion59 decks859 decks
2.32lift
Mirrorshell Crab
6.6%inclusion57 decks859 decks
55.7lift
Angel of the Ruins
6.6%inclusion14 decks213 decks
4.20lift
Kykar, Wind's Fury
6.6%inclusion14 decks213 decks
1.88lift
Najal, the Storm Runner
6.5%inclusion56 decks859 decks
17.7lift
Electrostatic Field
6.4%inclusion55 decks859 decks
2.34lift
Shardless Agent
6.4%inclusion11 decks173 decks
4.52lift
Kellan, Inquisitive Prodigy
6.4%inclusion11 decks173 decks
5.14lift
Bloodbraid Elf
6.4%inclusion11 decks173 decks
3.85lift
Maelstrom Wanderer
6.4%inclusion11 decks173 decks
0.79lift
Jadzi, Oracle of Arcavios
6.4%inclusion11 decks173 decks
15.4lift
Black Waltz No. 3
6.3%inclusion8 decks126 decks
2.75lift
Melek, Izzet Paragon
6.3%inclusion54 decks859 decks
7.44lift
Firebrand Archer
6.3%inclusion54 decks859 decks
2.30lift
Veyran, Voice of Duality
6.3%inclusion54 decks859 decks
0.95lift
Transcendent Dragon
6.2%inclusion35 decks567 decks
9.9lift
Oliphaunt
6.2%inclusion53 decks859 decks
10.3lift
Eagles of the North
6.1%inclusion13 decks213 decks
27.6lift
Tempest Angler
6.1%inclusion48 decks789 decks
6.44lift
Niv-Mizzet, Supreme
6.0%inclusion5 decks83 decks
8.65lift
Bloodwater Entity
5.9%inclusion51 decks859 decks
20.1lift
Instants
Opt
20%inclusion170 decks859 decks
1.91lift
Discovery // Dispersal
17%inclusion39 decks227 decks
99+lift
Wear // Tear
17%inclusion36 decks213 decks
6.68lift
Expansion // Explosion
17%inclusion145 decks859 decks
8.79lift
Refuse // Cooperate
16%inclusion140 decks859 decks
92.6lift
Frantic Search
16%inclusion138 decks859 decks
1.01lift
Abrade
16%inclusion134 decks859 decks
2.14lift
Lightning Bolt
15%inclusion127 decks859 decks
1.46lift
Prismari Command
14%inclusion122 decks859 decks
2.58lift
Path to Exile
14%inclusion30 decks213 decks
0.39lift
Invert // Invent
14%inclusion120 decks859 decks
38.9lift
Far // Away
14%inclusion31 decks227 decks
99+lift
Chaos Warp
14%inclusion117 decks859 decks
0.57lift
Brainstorm
13%inclusion115 decks859 decks
0.75lift
Ready // Willing
13%inclusion11 decks83 decks
65.9lift
Bound // Determined
13%inclusion12 decks91 decks
99+lift
Cancel
12%inclusion107 decks859 decks
10.3lift
Spite // Malice
12%inclusion28 decks227 decks
99+lift
Hit // Run
12%inclusion11 decks91 decks
99+lift
Growth Spiral
12%inclusion20 decks173 decks
0.74lift
Galvanic Iteration
12%inclusion99 decks859 decks
4.69lift
Status // Statue
11%inclusion10 decks91 decks
99+lift
Waterlogged Teachings
11%inclusion23 decks210 decks
3.68lift
Assure // Assemble
11%inclusion10 decks94 decks
99+lift
Counterflux
11%inclusion91 decks859 decks
8.34lift
Terminate
11%inclusion24 decks227 decks
0.85lift
Turn // Burn
10%inclusion90 decks859 decks
86.0lift
Fire // Ice
10%inclusion90 decks859 decks
29.5lift
Teach by Example
10%inclusion89 decks859 decks
13.0lift
Hide // Seek
10%inclusion9 decks87 decks
99+lift
Mortify
10%inclusion9 decks87 decks
3.45lift
Odds // Ends
10%inclusion22 decks213 decks
99+lift
Ionize
10%inclusion86 decks859 decks
11.1lift
Essence Scatter
10%inclusion85 decks859 decks
13.3lift
Putrefy
10%inclusion9 decks91 decks
6.25lift
Thrill of Possibility
10%inclusion84 decks859 decks
1.68lift
Bedeck // Bedazzle
10%inclusion22 decks227 decks
99+lift
Invert Polarity
9.3%inclusion76 decks814 decks
2.83lift
Incubation // Incongruity
9.2%inclusion16 decks173 decks
59.9lift
Profit // Loss
9.2%inclusion8 decks87 decks
99+lift
Depose // Deploy
8.9%inclusion19 decks213 decks
85.8lift
Generous Gift
8.9%inclusion19 decks213 decks
0.78lift
Flame of Anor
8.8%inclusion76 decks859 decks
2.21lift
Rakdos Charm
8.8%inclusion20 decks227 decks
1.28lift
Rewind
8.4%inclusion72 decks859 decks
4.33lift
Unwind
8.4%inclusion72 decks859 decks
4.34lift
Abandon Attachments
8.2%inclusion30 decks366 decks
2.78lift
Aetherize
8.1%inclusion70 decks859 decks
1.85lift
Rush of Inspiration
8.1%inclusion66 decks815 decks
5.86lift
Eureka Moment
8.1%inclusion14 decks173 decks
3.20lift
Sorceries
Blasphemous Act
20%inclusion170 decks859 decks
0.71lift
Down // Dirty
20%inclusion18 decks91 decks
99+lift
Cultivate
20%inclusion34 decks173 decks
0.52lift
Commit // Memory
19%inclusion162 decks859 decks
23.1lift
Farm // Market
18%inclusion39 decks213 decks
99+lift
Flotsam // Jetsam
18%inclusion16 decks91 decks
99+lift
Start // Finish
16%inclusion14 decks87 decks
99+lift
Rags // Riches
15%inclusion35 decks227 decks
99+lift
Repudiate // Replicate
15%inclusion26 decks173 decks
48.8lift
Beck // Call
15%inclusion14 decks94 decks
99+lift
Dusk // Dawn
15%inclusion31 decks213 decks
11.6lift
Cease // Desist
14%inclusion12 decks83 decks
99+lift
Struggle // Survive
14%inclusion25 decks173 decks
82.0lift
Faithless Looting
14%inclusion120 decks859 decks
1.06lift
Rampant Growth
14%inclusion24 decks173 decks
0.55lift
Reason // Believe
14%inclusion24 decks173 decks
99+lift
Prepare // Fight
14%inclusion13 decks94 decks
99+lift
Bloodsoaked Insight
14%inclusion29 decks210 decks
10.7lift
Never // Return
14%inclusion31 decks227 decks
99+lift
Farseek
13%inclusion23 decks173 decks
0.30lift
Crime // Punishment
13%inclusion11 decks83 decks
99+lift
Find // Finality
13%inclusion12 decks91 decks
87.5lift
Heaven // Earth
13%inclusion22 decks173 decks
99+lift
Leave // Chance
13%inclusion27 decks213 decks
73.5lift
Push // Pull
13%inclusion11 decks87 decks
99+lift
Grind // Dust
13%inclusion11 decks87 decks
99+lift
Onward // Victory
12%inclusion25 decks213 decks
99+lift
Failure // Comply
12%inclusion25 decks213 decks
99+lift
Expressive Iteration
12%inclusion100 decks859 decks
1.78lift
Kodama's Reach
12%inclusion20 decks173 decks
0.45lift
Cut // Ribbons
11%inclusion26 decks227 decks
36.0lift
Thrash // Threat
11%inclusion19 decks173 decks
58.2lift
Mouth // Feed
11%inclusion19 decks173 decks
99+lift
Beacon Bolt
11%inclusion93 decks859 decks
26.4lift
Toil // Trouble
11%inclusion24 decks227 decks
99+lift
Warrant // Warden
10%inclusion22 decks213 decks
99+lift
Connive // Concoct
10%inclusion23 decks227 decks
95.5lift
Ponder
10%inclusion85 decks859 decks
0.78lift
Flesh // Blood
10%inclusion9 decks91 decks
99+lift
Ondu Inversion
10%inclusion21 decks213 decks
10.9lift
Flower // Flourish
10%inclusion9 decks94 decks
99+lift
Alive // Well
10%inclusion9 decks94 decks
99+lift
Supply // Demand
10%inclusion9 decks94 decks
39.4lift
Pure // Simple
10%inclusion9 decks94 decks
99+lift
Gandalf's Sanction
10%inclusion82 decks859 decks
12.9lift
Deep Analysis
9.4%inclusion81 decks859 decks
3.81lift
Sevinne's Reclamation
9.4%inclusion20 decks213 decks
1.47lift
Revival // Revenge
9.2%inclusion8 decks87 decks
99+lift
Response // Resurgence
8.9%inclusion19 decks213 decks
28.7lift
Preordain
8.8%inclusion76 decks859 decks
0.86lift
Utility Artifacts
Swiftfoot Boots
13%inclusion111 decks859 decks
0.59lift
Lightning Greaves
8.8%inclusion76 decks859 decks
0.39lift
Black Mage's Rod
6.1%inclusion8 decks131 decks
4.83lift
Monster Manual
5.8%inclusion10 decks173 decks
2.34lift
Chimil, the Inner Sun
5.5%inclusion47 decks859 decks
2.88lift
Demonic Junker
5.4%inclusion9 decks167 decks
4.05lift
Enchantments
Whirlwind of Thought
15%inclusion31 decks213 decks
1.69lift
Thousand-Year Storm
12%inclusion106 decks859 decks
2.67lift
Greenhouse // Rickety Gazebo
12%inclusion17 decks143 decks
7.02lift
Moldering Gym // Weight Room
10%inclusion15 decks143 decks
9.24lift
Roaring Furnace // Steaming Sauna
10%inclusion76 decks740 decks
9.35lift
Fiery Inscription
9.4%inclusion81 decks859 decks
2.66lift
Curiosity
8.8%inclusion76 decks859 decks
1.43lift
Glasswing Grace
7.8%inclusion6 decks77 decks
13.3lift
Propaganda
7.3%inclusion63 decks859 decks
0.73lift
Strength of the Harvest
7.2%inclusion6 decks83 decks
5.24lift
Leyline of the Guildpact
7.2%inclusion6 decks83 decks
0.50lift
Walk-In Closet // Forgotten Cellar
7.0%inclusion10 decks143 decks
3.63lift
Rhythm of the Wild
6.9%inclusion12 decks173 decks
0.52lift
Bottomless Pool // Locker Room
6.8%inclusion51 decks749 decks
10.9lift
Shark Typhoon
6.3%inclusion54 decks859 decks
2.49lift
Garruk's Uprising
5.8%inclusion10 decks173 decks
0.35lift
Firemind's Research
5.7%inclusion49 decks859 decks
17.4lift
Leyline Binding
5.6%inclusion12 decks213 decks
6.87lift
Sorcerer Class
5.6%inclusion48 decks859 decks
2.81lift
Annie Joins Up
5.4%inclusion5 decks93 decks
0.64lift
Arcane Bombardment
5.2%inclusion45 decks859 decks
2.45lift
Wizard Class
5.2%inclusion45 decks859 decks
2.02lift
Virtue of Strength
5.2%inclusion9 decks173 decks
5.69lift
Jeskai Ascendancy
5.2%inclusion11 decks213 decks
1.04lift
Does Machines
0.8%inclusion1 decks130 decks
4.14lift
Planeswalkers
Ral, Crackling Wit
8.4%inclusion66 decks789 decks
2.55lift
Elspeth, Sun's Champion
8.0%inclusion17 decks213 decks
2.37lift
Narset of the Ancient Way
6.1%inclusion13 decks213 decks
3.18lift
Ral, Storm Conduit
5.9%inclusion51 decks859 decks
2.68lift
Utility Lands
Bojuka Bog
13%inclusion29 decks227 decks
1.06lift
Temple of the False God
10%inclusion84 decks859 decks
1.34lift
Rogue's Passage
9.3%inclusion80 decks859 decks
0.66lift
Ishgard, the Holy See
8.9%inclusion11 decks124 decks
3.16lift
Mystic Sanctuary
8.1%inclusion70 decks859 decks
1.17lift
Desolate Lighthouse
7.5%inclusion64 decks859 decks
2.25lift
Boseiju, Who Endures
6.9%inclusion12 decks173 decks
0.47lift
Eden, Seat of the Sanctum
6.5%inclusion31 decks474 decks
6.91lift
Restless Spire
5.9%inclusion51 decks859 decks
4.34lift
Restless Vinestalk
5.8%inclusion10 decks173 decks
8.99lift
Mistveil Plains
5.6%inclusion12 decks213 decks
16.3lift
Midgar, City of Mako
5.6%inclusion7 decks126 decks
2.22lift
Mosswort Bridge
5.2%inclusion9 decks173 decks
1.05lift
Restless Anchorage
5.2%inclusion11 decks213 decks
8.05lift
Seat of the Synod
5.0%inclusion43 decks859 decks
0.76lift
Mana Artifacts
Sol Ring
55%inclusion472 decks859 decks
0.65lift
Arcane Signet
51%inclusion437 decks859 decks
0.63lift
Izzet Signet
27%inclusion233 decks859 decks
1.15lift
Commander's Sphere
18%inclusion155 decks859 decks
1.23lift
Talisman of Creativity
15%inclusion125 decks859 decks
0.52lift
Thought Vessel
14%inclusion120 decks859 decks
0.78lift
Azorius Signet
13%inclusion27 decks213 decks
1.09lift
Talisman of Indulgence
12%inclusion28 decks227 decks
0.67lift
Rakdos Signet
12%inclusion28 decks227 decks
0.86lift
Talisman of Dominance
12%inclusion27 decks227 decks
0.50lift
Fellwar Stone
12%inclusion102 decks859 decks
0.39lift
Talisman of Progress
11%inclusion23 decks213 decks
0.64lift
Talisman of Conviction
10%inclusion22 decks213 decks
0.66lift
Dimir Signet
10%inclusion23 decks227 decks
0.66lift
Boros Signet
10%inclusion21 decks213 decks
0.96lift
Mind Stone
9.1%inclusion78 decks859 decks
0.92lift
Simic Signet
8.1%inclusion14 decks173 decks
1.62lift
Chromatic Lantern
6.6%inclusion57 decks859 decks
0.30lift
Gruul Signet
6.4%inclusion11 decks173 decks
1.48lift
Haunted Screen
6.2%inclusion4 decks65 decks
5.60lift
Timeless Lotus
6.0%inclusion5 decks83 decks
0.56lift
Decanter of Endless Water
5.7%inclusion49 decks859 decks
1.07lift
Sky Diamond
5.5%inclusion47 decks859 decks
2.63lift
Izzet Locket
5.5%inclusion47 decks859 decks
6.76lift
Fire Diamond
5.5%inclusion47 decks859 decks
2.78lift
Relic of Sauron
5.3%inclusion12 decks227 decks
0.70lift
Raugrin Crystal
5.2%inclusion11 decks213 decks
5.04lift
Jeskai Banner
5.2%inclusion11 decks213 decks
7.18lift
Lands
Command Tower
66%inclusion568 decks859 decks
0.74lift
Mystic Monastery
39%inclusion83 decks213 decks
1.38lift
Frontier Bivouac
30%inclusion52 decks173 decks
1.06lift
Sulfur Falls
29%inclusion248 decks859 decks
0.82lift
Exotic Orchard
28%inclusion244 decks859 decks
0.51lift
Swiftwater Cliffs
28%inclusion241 decks859 decks
4.32lift
Temple of Epiphany
27%inclusion235 decks859 decks
1.63lift
Shivan Reef
27%inclusion229 decks859 decks
0.90lift
Evolving Wilds
26%inclusion227 decks859 decks
1.17lift
Izzet Boilerworks
26%inclusion224 decks859 decks
1.93lift
Crumbling Necropolis
24%inclusion54 decks227 decks
0.86lift
Stormcarved Coast
21%inclusion177 decks859 decks
1.08lift
Frostboil Snarl
20%inclusion175 decks859 decks
1.46lift
Prairie Stream
20%inclusion42 decks213 decks
1.05lift
Temple of Enlightenment
19%inclusion41 decks213 decks
1.98lift
Smoldering Marsh
19%inclusion42 decks227 decks
0.95lift
Izzet Guildgate
18%inclusion158 decks859 decks
4.31lift
Path of Ancestry
18%inclusion157 decks859 decks
0.60lift
Cascade Bluffs
18%inclusion151 decks859 decks
1.21lift
Glacial Fortress
17%inclusion36 decks213 decks
0.87lift
Ferrous Lake
17%inclusion145 decks859 decks
2.30lift
Steam Vents
17%inclusion144 decks859 decks
0.44lift
Xander's Lounge
17%inclusion38 decks227 decks
0.72lift
Savage Lands
16%inclusion15 decks91 decks
1.33lift
Opulent Palace
16%inclusion15 decks91 decks
1.00lift
Raugrin Triome
16%inclusion35 decks213 decks
0.69lift
Ketria Triome
16%inclusion28 decks173 decks
0.54lift
Terramorphic Expanse
16%inclusion138 decks859 decks
1.01lift
Temple of Triumph
16%inclusion34 decks213 decks
1.81lift
Watery Grave
16%inclusion36 decks227 decks
0.46lift
Thornwood Falls
16%inclusion27 decks173 decks
4.26lift
Clifftop Retreat
15%inclusion33 decks213 decks
0.85lift
Sunken Hollow
15%inclusion35 decks227 decks
0.75lift
Adarkar Wastes
15%inclusion32 decks213 decks
0.91lift
Hallowed Fountain
15%inclusion32 decks213 decks
0.46lift
Dismal Backwater
15%inclusion34 decks227 decks
4.27lift
Nomad Outpost
15%inclusion13 decks87 decks
1.23lift
Arcane Sanctum
15%inclusion13 decks87 decks
1.29lift
Jungle Shrine
15%inclusion14 decks94 decks
0.85lift
The World Tree
14%inclusion12 decks83 decks
0.53lift
Myriad Landscape
14%inclusion123 decks859 decks
1.51lift
Simic Growth Chamber
14%inclusion24 decks173 decks
1.70lift
Rugged Highlands
14%inclusion24 decks173 decks
4.04lift
Cinder Glade
14%inclusion24 decks173 decks
0.66lift
Bloodsoaked Insight
14%inclusion29 decks210 decks
10.7lift
Wind-Scarred Crag
14%inclusion29 decks213 decks
4.07lift
Bountiful Landscape
13%inclusion21 decks157 decks
1.42lift
Seething Landscape
13%inclusion28 decks210 decks
1.71lift
Urban Retreat
13%inclusion4 decks30 decks
4.45lift
Stomping Ground
13%inclusion23 decks173 decks
0.37lift
About UsContactPrivacy PolicyTerms of Service
Space Cow MediaArchidektCardsphereCommander SpellbookFABRECSpellvoid
Space Cow MediaArchidektCommander's Herald
Commander SpellbookFABRECSpellvoid
EDHREC is unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.
next@15 test