Crystalline Crawler, Simic Ascendancy, Winding Constrictor, and Loading Zone

Prerequisites

• Crystalline Crawler on the battlefield
• Simic Ascendancy on the battlefield
• Winding Constrictor on the battlefield
• Loading Zone on the battlefield
• available

Steps

1. Activate Simic Ascendancy by paying , putting four +1/+1 counters on Crystalline Crawler
2. Simic Ascendancy triggers, putting growth counters on it
3. Activate Crystalline Crawler's second ability by removing three +1/+1 counters from it, adding
4. Repeat
5. At the beginning of your next upkeep, Simic Ascendancy triggers, causing you to win the game

Results

• Infinite +1/+1 counters on creatures you control
• Infinite colored mana
• Win the game at the beginning of your next upkeep