Crystalline Crawler + Kenrith, the Returned King + Pir, Imaginative Rascal + Zirda, the Dawnwaker

Mana needed: {G}

WUBRG identity

Commander legal

The 4 combo pieces

• Crystalline Crawler
• Kenrith, the Returned King
• Pir, Imaginative Rascal
• Zirda, the Dawnwaker

How to execute it

1. Activate Kenrith by paying {G}, putting two +1/+1 counters on Crystalline Crawler.
2. Activate Crystalline Crawler by removing a +1/+1 counter from it, adding {G}.
3. Repeat.

What the combo produces

• Infinite +1/+1 counters on creatures you control
• Infinite card draw for any number of players
• Infinite colored mana
• Infinite draw triggers for any number of opponents
• Infinite lifegain
• Infinite lifegain triggers
• Return all creature cards from all graveyards to the battlefield under your control