Hei Bai, Forest Guardian, Phyrexian Altar, and Sword of the Paruns

Prerequisites

• Hei Bai, Forest Guardian on the battlefield
• Phyrexian Altar on the battlefield
• Sword of the Paruns on the battlefield
• available

Steps

1. Activate Hei Bai by paying and tapping it, creating a 1/1 Spirit creature token for each legendary enchantment you control
2. Activate Phyrexian Altar eight times by sacrificing eight Spirits, adding
3. Activate Sword of the Paruns by paying , untapping Hei Bai
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite creature tokens
• Infinite untap of creatures you control
• Infinite mana creatures you control can produce