Tayam, Luminous Enigma, Hallowed Spiritkeeper, and Ashnod's Altar

Prerequisites

• Tayam, Luminous Enigma on the battlefield
• Hallowed Spiritkeeper on the battlefield
• Ashnod's Altar on the battlefield
• You have at least three creature cards in your graveyard

Steps

1. Activate Ashnod's Altar by sacrificing Hallowed Spiritkeeper, adding
2. Hallowed Spiritkeeper dies, creating at least four 1/1 Spirit creature tokens that enter with vigilance counters on them
3. Activate Ashnod's Altar by sacrificing a Spirit token, adding
4. Activate Tayam by paying and removing vigilance counters from three Spirit tokens, causing yourself to mill three cards and returned Hallowed Spiritkeeper from your graveyard to the battlefield
5. Repeat

Results

• Infinite colorless mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite self-mill