Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Scholar of New Horizons + Carrion Feeder

Prerequisites

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Steps

1. 1Activate Carrion Feeder by sacrificing Scholar of New Horizons.
2. 2When Scholar of New Horizons dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
3. 3Resolve the Carrion Feeder ability.
4. 4Repeat.

Effects

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