Nick Valentine, Private Eye + Phantom Train + Stridehangar Automaton

UB identity

Commander legal

The 3 combo pieces

• Nick Valentine, Private Eye
• Phantom Train
• Stridehangar Automaton

How to execute it

1. Activate Phantom Train by sacrificing another artifact creature.
2. When the creature dies, Nick Valentine triggers, creating a Clue token and a 1/1 Thopter artifact creature token.
3. Resolve the Phantom Train ability.
4. Repeat.

What the combo produces

• Infinite +1/+1 counters on a creature
• Infinite Clue tokens
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers