Nim Deathmantle + Ashnod's Altar + Iron League Steed

Prerequisites

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Steps

1. 1Activate Ashnod's Altar by sacrificing Iron League Steed, adding .
2. 2When Iron League Steed dies, Nim Deathmantle triggers, causing you to pay to return Iron League Steed from your graveyard to the battlefield, and attach Nim Deathmantle to it.
3. 3When Iron League Steed enters the battlefield, its fabricate ability triggers, creating a 1/1 Servo artifact creature token.
4. 4Activate Ashnod's Altar by sacrificing the Servo, adding .
5. 5Repeat.

Effects

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