Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Melira's Keepers + Phantom Train

WBG identity

Commander legal

The 3 combo pieces

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Melira's Keepers
• Phantom Train

How to execute it

1. Activate Phantom Train by sacrificing Melira's Keepers
2. When Melira's Keepers dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its static effect.
3. Resolve the Phantom Train ability.
4. Repeat.

What the combo produces

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