Germination Practicum + Deadeye Navigator + Crystalline Crawler + Dualcaster Mage

Prerequisites

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Steps

1. 1If Germination Practicum is in your hand, cast Germination Practicum by paying . Otherwise, at the beginning of your precombat main phase, choose to cast a copy of it from exile without paying its mana cost.
2. 2Holding priority, activate Dualcaster Mage by paying , blinking it.
3. 3When Dualcaster Mage enters, it and Deadeye Navigator's soulbond ability trigger.
4. 4Resolve the Deadeye Navigator trigger, pairing it and Dualcaster Mage.
5. 5Resolve the Dualcaster Mage trigger, copying Germination Practicum.
6. 6Resolve the copy of Germination Practicum, putting two +1/+1 counters on each creature you control.
7. 7Holding priority, activate Crystalline Crawler twice by removing two +1/+1 counters from it, adding .
8. 8Repeat from step 2.

Effects

• Infinite +1/+1 counters on certain creatures
• Infinite creature ETB
• Infinite creature LTB
• Infinite magecraft triggers