Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Phantom Train + Threefold Thunderhulk

WB identity

Commander legal

The 3 combo pieces

• Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
• Phantom Train
• Threefold Thunderhulk

How to execute it

1. Activate Phantom Train by sacrificing Threefold Thunderhulk.
2. When Threefold Thunderhulk dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
3. When Threefold Thunderhulk enters, it triggers, creating a number of 1/1 Golem artifact creature tokens equal to its power.
4. Resolve the Phantom Train ability.
5. Repeat.

What the combo produces

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