Antler Skulkin + Ashnod's Altar + Arcbound Prototype

Prerequisites

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Steps

1. 1Activate Antler Skulkin by paying , giving Arcbound Prototype persist until end of turn.
2. 2Activate Ashnod's Altar by sacrificing Arcbound Prototype, adding .
3. 3When Arcbound Prototype dies, its modular and persist abilities trigger.
4. 4Resolve the modular trigger, putting all +1/+1 counters on Arcbound Prototype onto another artifact creature you control.
5. 5Resolve the persist trigger, returning Arcbound Prototype from your graveyard to the battlefield with one +1/+1 counter on it due to its modular ability.
6. 6Repeat.

Effects

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