Realm-Scorcher Hellkite, Enduring Renewal, Ashnod's Altar, and Blessed Sanctuary

Prerequisites

• Realm-Scorcher Hellkite in hand
• Enduring Renewal on the battlefield
• Ashnod's Altar on the battlefield
• Blessed Sanctuary on the battlefield
• You control an additional artifact, enchantment and/or token
• available

Steps

1. Cast Realm-Scorcher Hellkite by paying and sacrificing an additional artifact, enchantment or token
2. When Realm-Scorcher Hellkite enters the battlefield, it and Blessed Sanctuary triggers
3. Resolve the Realm-Scorcher Hellkite trigger, adding
4. Resolve the Blessed Sanctuary trigger, creating a 2/2 Unicorn creature token
5. Activate Ashnod's Altar by sacrificing Realm-Scorcher Hellkite, adding
6. When Realm-Scorcher Hellkite dies, Enduring Renewal triggers, returning it to your hand from your graveyard
7. Repeat

Results

• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count