Serra Paragon, Displacer Kitten, Necromancy, and Composite Golem

Prerequisites

• Serra Paragon on the battlefield
• Displacer Kitten on the battlefield
• Necromancy in the graveyard
• Composite Golem in the graveyard
• You have not played a land or cast a spell using Serra Paragon this turn
• available

Steps

1. Cast Necromancy from your graveyard by paying using Serra Paragon's ability
2. Displacer Kitten triggers, blinking Serra Paragon
3. Necromancy triggers, returning Composite Golem to the battlefield and becoming an aura attached to it
4. Activate Composite Golem's ability to add
5. Necromancy goes to the graveyard as a state-based action
6. Its ability granted by Serra Paragon triggers
7. In response, repeat
8. After repeating any number of times, resolve all triggered abilities, gaining 2 life each time

Results

• Infinite blue mana
• Infinite death triggers
• Infinite ETB
• Infinite green mana
• Infinite lifegain
• Infinite lifegain triggers
• Infinite LTB
• Infinite red mana
• Infinite sacrifice triggers
• Infinite storm count
• Infinite white mana