Noctis, Prince of Lucis, Aetherflux Reservoir, Solemnity, and Tormod's Crypt

Prerequisites

• Noctis, Prince of Lucis on the battlefield
• Aetherflux Reservoir on the battlefield
• Solemnity on the battlefield
• Tormod's Crypt in the graveyard

Steps

1. Cast Tormod's Crypt from your graveyard by paying and 3 life
2. It will not enter with a finality counter due to Solemnity
3. Aetherflux Reservoir triggers, causing you to gain 1 life for each spell you've cast this turn
4. Resolve Tormod's Crypt, and it will not enter with a finality counter due to Solemnity
5. Activate Tormod's Crypt by tapping and sacrificing it, exiling an opponent's graveyard Repeat

Results

• Infinite damage
• Infinite lifegain triggers
• Infinite lifegain
• Infinite storm count