Arbor Elf + Pemmin's Aura + Utopia Sprawl

GU identity

Commander legal

The 3 combo pieces

What must be in place

Arbor Elf does not have summoning sickness.
"Blue" chosen with Utopia Sprawl.

How to execute it

  1. Activate the Forest Utopia Sprawl is attached to by tapping it, adding {G} or any color it can produce.
  2. Utopia Sprawl's last ability triggers, adding {U}
  3. Activate Arbor Elf by tapping it, untapping the Forest.
  4. Activate the Aura by paying {U}, untapping Arbor Elf.
  5. Repeat.

What the combo produces