Scion of the Ur-Dragon
Skithiryx, the Blight Dragon
Moltensteel Dragon

   Prerequisites

What do I need to start this combo?
Scion of the Ur-Dragon on the battlefield.
Skithiryx and Moltensteel Dragon in your library.
An opponent is unable to block and kill Scion of the Ur-Dragon.
4rprprprprprp, plus an additional if Scion of the Ur-Dragon has summoning sickness available

   Steps

How does this combo work?
1
Activate Scion of the Ur-Dragon by paying 2.
2
Holding priority, activate Scion of the Ur-Dragon a second time by paying 2.
3
Resolve the first Scion of the Ur-Dragon ability, searching your library for Moltensteel Dragon, putting it into your graveyard, causing Scion of the Ur-Dragon to become a copy of Moltensteel Dragon until end of turn, and shuffling your library.
4
Activate Scion of the Ur-Dragon by paying rp, giving itself +1/+0 until end of turn.
5
Repeat step 4 five additional times.
6
Resolve the Scion of the Ur-Dragon ability from step 1, searching your library for Skithiryx, putting it into your graveyard, causing Scion of the Ur-Dragon to become a copy of Skithiryx until end of turn, and shuffling your library.
7
If Scion of the Ur-Dragon has summoning sickness, activate it by paying , giving it haste until end of turn.
8
Deal combat damage with Scion of the Ur-Dragon, causing an opponent to get ten poison counters and lose the game due to lethal infect damage.

   Results

What do I get from this combo?
Target opponent loses the game
Scion of the Ur-Dragon
18%inclusion733 decks4.15K decks
The Ur-Dragon
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High Synergy Cards
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Mana Artifacts
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22%synergy
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Carnelian Orb of Dragonkind
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6%synergy
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Lands
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29%synergy
Overgrown Tomb
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Breeding Pool
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Blood Crypt
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32%synergy
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Temple Garden
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22%synergy
Wooded Foothills
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Bloodstained Mire
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28%synergy
Sacred Foundry
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Windswept Heath
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Watery Grave
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23%synergy
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Godless Shrine
48%inclusion456 decks944 decks
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Misty Rainforest
48%inclusion455 decks944 decks
21%synergy
Arid Mesa
47%inclusion439 decks944 decks
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Path of Ancestry
46%inclusion437 decks944 decks
3%synergy
Scalding Tarn
45%inclusion424 decks944 decks
22%synergy
Polluted Delta
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21%synergy
Marsh Flats
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20%synergy
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18%synergy
Hallowed Fountain
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16%synergy
Maelstrom of the Spirit Dragon
36%inclusion213 decks589 decks
30%synergy
City of Brass
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15%synergy
Mana Confluence
32%inclusion301 decks944 decks
13%synergy
Ketria Triome
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Reflecting Pool
28%inclusion268 decks944 decks
12%synergy
Unclaimed Territory
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9%synergy
The World Tree
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8%synergy
Indatha Triome
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Zagoth Triome
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1%synergy
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1%synergy
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2%synergy
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16%synergy
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4%synergy
Taiga
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6%synergy
Raugrin Triome
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Badlands
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6%synergy
Underground Sea
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Tropical Island
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Volcanic Island
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Savannah
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Bayou
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4%synergy
Plateau
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5%synergy
Scrubland
15%inclusion146 decks944 decks
4%synergy
Spara's Headquarters
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-5%synergy