Yenna, Redtooth Regent, Ashnod's Altar, Secret Arcade // Dusty Parlor, and Hyrax Tower Scout

Prerequisites

• Yenna, Redtooth Regent on the battlefield
• Ashnod's Altar on the battlefield
• Secret Arcade // Dusty Parlor on the battlefield
• Hyrax Tower Scout on the battlefield
• available

Steps

1. Activate Yenna by paying and tapping it, creating a token copy of Hyrax Tower Scout
2. When the Hyrax Tower Scout token enters, it triggers, untapping Yenna
3. Activate Ashnod's Altar by sacrificing the Hyrax Tower Scout token, adding
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers