Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight, and Arcbound Reclaimer

Prerequisites

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight on the battlefield
• Arcbound Reclaimer on the battlefield

Steps

1. Activate Arcbound Reclaimer by removing a +1/+1 counter from it, targeting an artifact card in your graveyard
2. If needed, hold priority and repeat step 1 until Arcbound Reclaimer dies as a state-based action due to having 0 toughness
3. When Arcbound Reclaimer dies, its persist ability triggers, returning it from your graveyard to the battlefield with two +1/+1 counters on it due to its modular ability
4. Holding priority, repeat from step 1

Results

• Infinite LTB
• Infinite ETB
• Infinite death triggers