Simic Ascendancy + Crystalline Crawler + Pemmin's Aura

Simic Ascendancy

Crystalline Crawler

Pemmin's Aura

How it works

1. Activate Crystalline Crawler's second ability by tapping it, putting a +1/+1 counter on it.
2. Simic Ascendancy's second ability triggers, putting a growth counter on it.
3. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding .
4. Activate Pemmin's Aura's first ability by paying , untapping Crystalline Crawler.
5. Repeat until Simic Ascendancy has at least twenty growth counters on it.
6. At the beginning of your next upkeep, Simic Ascendancy's third ability triggers, causing you to win the game.