Crystalline Crawler + Evolution Vat

Prerequisites

• Crystalline Crawler has at least four +1/+1 counters on it.

Steps

1. 1Activate Evolution Vat by paying and tapping it, targeting Crystalline Crawler and putting a +1/+1 counter on it.
2. 2Activate Crystalline Crawler by paying , doubling the number of +1/+1 counters on it.
3. 3Activate Crystalline Crawler's first ability four times by removing four +1/+1 counters from it, adding .
4. 4Repeat from step 2.

Effects

• Infinite +1/+1 counters on a creature
• Infinite colored mana