Phantom Train + Putrid Goblin + Stalwart Successor

BG identity

Commander legal

The 3 combo pieces

• Phantom Train
• Putrid Goblin
• Stalwart Successor

How to execute it

1. Activate Phantom Train by sacrificing Putrid Goblin
2. When Putrid Goblin dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. When Putrid Goblin enters, Stalwart Successor triggers, putting a +1/+1 counter on Putrid Goblin
4. Resolve the Phantom Train ability.
5. Repeat.

What the combo produces

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