Intruder Alarm + Summon the School Combos

1 known combo featuring both cards in Commander

Infinite colored mana Infinite creature tokens Infinite ETB Infinite magecraft triggers Infinite mana creatures you control can produce

Combo 1 with Cryptolith Rite

Also requires: Cryptolith Rite Cryptolith Rite
Results: Infinite colored mana · Infinite creature tokens · Infinite ETB · Infinite magecraft triggers · Infinite mana creatures you control can produce · Infinite storm count · Infinite untap of creatures
Steps
  1. Activate at least three Merfolk you control by tapping them, adding at least {2}{W}.
  2. Cast Summon the School by paying {3}{W}, creating two 1/1 Merfolk Wizard creature tokens.
  3. When the Merfolk Wizards enter the battlefield, Intruder Alarm triggers twice.
  4. Resolve the first trigger, untapping all creatures.
  5. Activate at least three Merfolk you control by tapping them, adding at least {2}{W}.
  6. Resolve the second Intruder Alarm trigger, untapping all creatures.
  7. If needed or desired, activate a Merfolk you control by tapping it, adding {1}.
  8. Activate Summon the School by tapping four untapped Merfolk you control, returning Summon the School from your graveyard to your hand.
  9. Repeat from step 2.
  10. If you control four or more Merfolk that does not have summoning sickness, this combo nets infinite colored mana.
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