Intruder Alarm + Scarecrone + Slobad, Iron Goblin

UR identity

Commander legal

The 3 combo pieces

• Intruder Alarm
• Scarecrone
• Slobad, Iron Goblin

What must be in place

You control an artifact creature with mana value at least five.
Slobad and Scarecrone do not have summoning sickness.

How to execute it

1. Activate Slobad by tapping it and sacrificing an artifact creature with mana value five or greater, adding at least {R}{R}{R}{R}{R} that can only be spent to cast artifact spells or activate artifact abilities.
2. Activate Scarecrone's last ability by paying {4} and tapping it, returning the sacrificed creature from your graveyard to the battlefield.
3. Intruder Alarm triggers, untapping all creatures.
4. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite red mana that can only be spent to cast artifact spells or activate artifact abilities
• Infinite sacrifice triggers
• Infinite untap of creatures