Yarus, Roar of the Old Gods + Obscuring Aether + Earthcraft + Ashnod's Altar

Prerequisites

• You control at least one basic Forest.

Steps

1. 1Activate a basic Forest by tapping it, adding .
2. 2Activate Obscuring Aether by paying , turning it face-down as a 2/2 creature.
3. 3Activate Earthcraft by tapping Obscuring Aether, untapping the Forest.
4. 4Activate Ashnod's Altar by sacrificing Obscuring Aether, adding .
5. 5When Obscuring Aether dies, Yarus' second ability triggers, returning it from your graveyard to the battlefield face-down, then turning it face-up.
6. 6Repeat.

Effects

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