Valentin, Dean of the Vein + Spike Feeder + Crystalline Crawler
Valentin, Dean of the Vein
Spike Feeder
Crystalline Crawler
Requires
Valentin, Dean of the Vein // Lisette, Dean of the Root must be on the battlefield.
Spike Feeder must be on the battlefield.
Crystalline Crawler must be on the battlefield.
Dean of the Root.
Spike Feeder has at least two +1/+1 counters on it.
Mana needed: 
Steps
- Activate Spike Feeder's second ability by removing a +1/+1 counter from it, causing you to gain two life.
- Lisette triggers, causing you to pay to put a +1/+1 counter on each creature you control.
- Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding .
- Repeat.
Results
Infinite +1/+1 counters on all creatures you control except Crystalline Crawler. Infinite lifegain. Infinite lifegain triggers.
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Planeswalkers
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Urza's Saga
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7% of 45 decks
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Mana Artifacts
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82% of 45 decks
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58% of 45 decks
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42% of 45 decks
+31% synergy
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13% of 45 decks
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11% of 45 decks
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Lands
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89% of 45 decks
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56% of 45 decks
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51% of 45 decks
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Jungle Hollow
47% of 45 decks
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Deathcap Glade
45% of 44 decks
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Darkbore Pathway
42% of 45 decks
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42% of 45 decks
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Undergrowth Stadium
40% of 45 decks
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36% of 45 decks
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+25% synergy
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Underground Mortuary
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Myriad Landscape
22% of 45 decks
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Woodland Chasm
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18% of 45 decks
+9% synergy
Prismatic Vista
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City of Brass
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Wooded Foothills
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11% of 45 decks
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Marsh Flats
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Misty Rainforest
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Mana Confluence
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