Yedora, Grave Gardener + Life and Limb + Phyrexian Altar

Prerequisites

• You control an additional nontoken creature.

Steps

1. 1Activate Phyrexian Altar by sacrificing another nontoken creature you control, adding one mana of any color.
2. 2The creature dies, triggering Yedora, returning the creature from your graveyard to the battlefield face down as a Forest land and as a 1/1 Saproling due to Life and Limb.
3. 3Repeat.

Effects

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