Bolas's Citadel + Mortuary + Shield Sphere + Woe Strider

B identity

Commander legal

The 4 combo pieces

• Bolas's Citadel
• Mortuary
• Shield Sphere
• Woe Strider

How to execute it

1. Activate Woe Strider by sacrificing Shield Sphere
2. When Shield Sphere dies, Mortuary triggers, putting Shield Sphere from your graveyard onto the top of your library.
3. Resolve the Woe Strider ability.
4. Cast Shield Sphere from the top of your library by paying 0 life.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite scry 1
• Infinite storm count