Benthicore + Elemental Mastery + Xenograft

UR identity

Commander legal

The 3 combo pieces

• Benthicore
• Elemental Mastery
• Xenograft

What must be in place

Elemental Mastery attached to Benthicore.
"Merfolk" chosen with Xenograft.
Benthicore does not have summoning sickness.

How to execute it

1. Activate Benthicore by tapping it, creating five 1/1 Elemental tokens with haste that are also Merfolks due to Xenograft.
2. Activate Benthicore by tapping two Elemental tokens, untapping Benthicore.
3. Repeat.

What the combo produces

• Infinite creature tokens with haste
• Infinite ETB