Syrix, Carrier of the Flame, Skyfire Phoenix, Ashnod's Altar, and Paradise Mantle

Prerequisites

• Syrix, Carrier of the Flame on the battlefield
• Skyfire Phoenix on the battlefield
• Ashnod's Altar on the battlefield
• Paradise Mantle on the battlefield
• available

Steps

1. Activate Paradise Mantle's equip ability by paying , attaching it to Syrix
2. Activate Syrix by tapping it, adding
3. Activate Paradise Mantle's equip ability by paying , attaching it to Skyfire Phoenix
4. Activate Skyfire Phoenix by tapping it, adding
5. Activate Ashnod's Altar by sacrificing Syrix, adding
6. Choose not to move Syrix from your graveyard to the command zone
7. Activate Ashnod's Altar by sacrificing Skyfire Phoenix, adding
8. Skyfire Phoenix dies, triggering Syrix, causing you to pay to cast Syrix from your graveyard
9. Skyfire Phoenix triggers, returning itself from your graveyard to the battlefield
10. Repeat

Results

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