Dryad Arbor + New Horizons + Pemmin's Aura

GU identity

Commander legal

The 3 combo pieces

• Dryad Arbor
• New Horizons
• Pemmin's Aura

What must be in place

New Horzions and Pemmin's Aura attached to Dryad Arbor.
Dryad Arbor does not have summoning sickness.

How to execute it

1. Activate Dryad Arbor by tapping it, adding {U}{U}.
2. Activate Pemmin's Aura's first ability by paying {U}, untapping Dryad Arbor.
3. Repeat.

What the combo produces

• Infinite colored mana