Crystalline Crawler
Evolution Witness
Cathars' Crusade
Umbral Collar Zealot

   Prerequisites

What do I need to start this combo?
Creature with MV<=1 in hand.
All other permanents on the battlefield.
You have enough mana to cast the creature with mana value 1 or less

   Steps

How does this combo work?
1
Cast the creature with mana value 1 or less from your hand by paying its mana cost.
2
When the creature enters, Cathars' Crusade triggers.
3
Holding priority, activate Umbral Collar Zealot by sacrificing the creature.
4
Resolve the Cathars' Crusade trigger, putting a +1/+1 counter on each creature you control.
5
Evolution Witness triggers, returning the creature with mana value 1 or less from your graveyard to your hand.
6
Activate Crystalline Crawler by removing a +1/+1 counter from it, adding one mana of any color.
7
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite storm count
Infinite surveil
Infinite +1/+1 counters on creatures you control
Ghave, Guru of Spores
0.1%inclusion4 decks7.55K decks
New Cards
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33%synergy
Creatures
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92%synergy
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49%synergy
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Instants
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17%synergy
Utility Artifacts
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Enchantments
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Mana Artifacts
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Lands
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44%synergy
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25%synergy
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14%synergy
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19%synergy
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20%synergy
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9%synergy
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12%synergy
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13%synergy
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25%inclusion1 decks4 decks
10%synergy
Shattered Sanctum
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13%synergy
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9%synergy
Sungrass Prairie
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10%synergy
Tainted Field
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17%synergy
Twilight Mire
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11%synergy
Darkbore Pathway
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20%synergy
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5%synergy
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7%synergy
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-3%synergy
Bleachbone Verge
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17%synergy
Concealed Courtyard
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21%synergy
Evolving Wilds
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-4%synergy
Graypelt Refuge
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18%synergy
Murmuring Bosk
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7%synergy
Path of Ancestry
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-2%synergy
Selesnya Guildgate
25%inclusion1 decks4 decks
23%synergy
Terramorphic Expanse
25%inclusion1 decks4 decks
10%synergy