Hidetsugu, Devouring Chaos + Intruder Alarm + Mortuary + Stonecoil Serpent

Prerequisites

• Hidetsugu does not have summoning sickness.
• Creatures you control can tap to produce at least .

Steps

1. 1Activate all mana-producing creatures you control by tapping them, adding at least .
2. 2Cast Stonecoil Serpent by paying .
3. 3Stonecoil Serpent enters the battlefield and dies as a state-based action due to having zero toughness.
4. 4Intruder Alarm and Mortuary trigger.
5. 5Resolve the Intruder Alarm trigger, untapping all creatures.
6. 6Resolve the Mortuary trigger, putting Stonecoil Serpent on top of your library from your graveyard.
7. 7Activate Hidetsugu's second ability by paying and tapping it, exiling Stonecoil Serpent from the top of your library and allowing you cast it this turn.
8. 8Repeat.

Effects

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite death triggers
• Infinite mana creatures you control can produce
• Infinite storm count
• Infinite untap of creatures