Yarus, Roar of the Old Gods + Obscuring Aether + Deathmist Raptor + Phyrexian Altar

Prerequisites

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Steps

1. 1Activate Obscuring Aether by paying , turning it face-down as a 2/2 creature.
2. 2Activate Phyrexian Altar by sacrificing Obscuring Aether, adding .
3. 3When Obscuring Aether dies, Yarus's second ability triggers, returning it from your graveyard to the battlefield face down, then turning it face up.
4. 4Deathmist Raptor triggers, returning it from your graveyard to the battlefield face down.
5. 5Activate Phyrexian Altar by sacrificing Deathmist Raptor, adding one mana of any color.
6. 6When Deathmist Raptor dies, Yarus's second ability triggers, returning it from your graveyard to the battlefield face down, then turning it face up.
7. 7Activate Phyrexian Altar by sacrificing Deathmist Raptor, adding one mana of any color.
8. 8Repeat.

Effects

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers