Prosper, Tome-Bound + Goldspan Dragon + Flameskull + Xorn + Altar of Dementia

Prerequisites

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Steps

1. 1Activate Altar of Dementia by sacrificing Flameskull.
2. 2When Flameskull dies, it triggers, exiling it and the top card of your library with the ability to cast one from exile this turn.
3. 3Resolve the Altar of Dementia ability.
4. 4Cast Flameskull from exile by paying .
5. 5Prosper's second ability triggers, creating two Treasure tokens.
6. 6Activate the Treasures by tapping and sacrificing them, adding .
7. 7Repeat.

Effects

• Exile your library
• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite artifact tokens
• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite Treasure tokens