Scarecrone, Su-Chi Cave Guard, Mirrorworks, Ashnod's Altar, and Samut, Voice of Dissent

Prerequisites

• Scarecrone in hand
• Su-Chi Cave Guard on the battlefield
• Mirrorworks on the battlefield
• Ashnod's Altar on the battlefield
• Samut, Voice of Dissent on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Su-Chi Cave Guard, adding
2. When Su-Chi Cave Guard dies, it triggers, adding eight
3. Cast Scarecrone by paying
4. When Scarecrone enters the battlefield, Mirrorworks triggers, causing you to pay to create a token copy of Scarecrone
5. Activate the nontoken Scarecrone's second ability by paying and tapping it, returning Su-Chi Cave Guard from your graveyard to the battlefield
6. When Su-Chi Cave Guard enters the battlefield, Mirrorworks triggers
7. Holding priority, activate Ashnod's Altar by sacrificing the nontoken Scarecrone, adding
8. Resolve the Mirrorworks trigger, causing you to pay to create a token copy of Su-Chi Cave Guard
9. Activate Ashnod's Altar three times by sacrificing both Su-Chi Cave Guards, adding
10. When the Su-Chi Cave Guards die, they trigger, adding 16
11. Activate the token Scarecrone's second ability by paying and tapping it, returning Scarecrone from your graveyard to the battlefield
12. Repeat from step 4

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite card draw
• Infinite creature tokens with haste
• Infinite draw triggers