Nim Deathmantle + Ashnod's Altar + Agents of HYDRA

Prerequisites

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Steps

1. 1Activate Ashnod's Altar by sacrificing Agents of HYDRA, adding .
2. 2When Agents of HYDRA dies, it and Nim Deathmantle trigger,
3. 3Resolve the Agents of HYDRA trigger, creating a creature token.
4. 4Holding priority, activate Ashnod's Altar by sacrificing a creature token, adding .
5. 5Resolve the Nim Deathmantle trigger, causing you to pay to return Agents of HYDRA from your graveyard to the battlefield and attach Nim Deathmantle to it.
6. 6Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers