Phyrexian Altar + Tatyova, Steward of Tides + Yedora, Grave Gardener

GU identity

Commander legal

The 3 combo pieces

What must be in place

You control an additional nontoken creature.
You control at least six lands.

How to execute it

  1. Activate Phyrexian Altar by sacrificing a nontoken creature, adding one mana of any color.
  2. The creature dies, triggering Yedora, returning the creature from your graveyard to the battlefield face down as a Forest land.
  3. The face-down Forest enters the battlefield, triggering Tatyova, causing the Forest to become a 3/3 Elemental with haste until end of turn.
  4. Repeat.

What the combo produces