Clockwork Hydra + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Extruder

WB identity

Commander legal

The 3 combo pieces

• Clockwork Hydra
• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Extruder

How to execute it

1. Activate Extruder by sacrificing Clockwork Hydra.
2. When Clockwork Hydra dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
3. Resolve the Extruder ability.
4. Repeat.

What the combo produces

• Infinite +1/+1 counters on creatures you control
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers