Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Triskelion

Prerequisites

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Steps

1. 1If Triskelion has two or more +1/+1 counters on it, activate Triskelion by removing a +1/+1 counter from it, dealing 1 damage to any other target.
2. 2Repeat step 1 until Triskelion has one +1/+1 counter on it.
3. 3Activate Triskelion by removing a +1/+1 counter from it, dealing 1 damage to itself.
4. 4Triskelion dies as a state-based action due to having 0 toughness. It's persist ability triggers, returning it from your graveyard to the battlefield with two +1/+1 counters on it due to its ability.
5. 5Reoeat.

Effects

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB