Cogwork Assembler, Su-Chi Cave Guard, and Ashnod's Altar

Prerequisites

• Cogwork Assembler on the battlefield
• Su-Chi Cave Guard on the battlefield
• Ashnod's Altar on the battlefield
• available

Steps

1. Activate Cogwork Assembler by paying , creating a token copy of Su-Chi Cave Guard with haste
2. Activate Ashnod's Altar by sacrificing the Su-Chi Cave Guard token, adding
3. When Su-Chi Cave Guard dies, it triggers, adding eight
4. Repeat
5. Once you have infinite mana, you may repeat step 1 targeting any artifact you control

Results

• Infinite colorless mana
• Infinite copies of artifacts you control
• Infinite creature tokens with haste
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers