Yedora, Grave Gardener + Embodiment of Insight + Phyrexian Altar

Prerequisites

• You control a nontoken land creature.

Steps

1. 1Activate Phyrexian Altar by sacrificing a nontoken land creature, adding one mana of any color.
2. 2The land creature dies, triggering Yedora, returning it to the battlefield face down as a Forest land.
3. 3The Forest enters the battlefield, triggering Embodiment of Insight, causing the Forest to become a 3/3 Elemental creature with haste in addition to its other types.
4. 4Repeat.

Effects

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