How can you create a combo with Thrumming Stone, Memory Lapse, Swarm Intelligence?
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[START OF COMBO]This combo can be formed with Thrumming Stone, Memory Lapse, Swarm Intelligence

Color identity: U
Mana cost: {1}{U}
Steps:
  1. Cast any other spell, or wait for an opponent to cast one.
  2. Cast Memory Lapse by paying {1}{U}, targeting that spell.
  3. Swarm Intelligence and Thrumming Stone trigger.
  4. Resolve the Swarm Intelligence trigger, creating a copy of Memory Lapse, targeting the original Memory Lapse.
  5. Resolve the copy of Memory Lapse, countering the original Memory Lapse and putting it on top of your library.
  6. Resolve the Thrumming Stone trigger from step 3, revealing the top four cards of your library and casting Memory Lapse without paying its mana cost.
  7. Repeat from step 3.[END OF COMBO STEPS]

Result:
  - Infinite magecraft triggers
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Thrumming Stone must be on the battlefield
  - Memory Lapse must be in your hand
  - Swarm Intelligence must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant