Incubation Druid + Pemmin's Aura

GU identity

Commander legal

The 2 combo pieces

What must be in place

Pemmin's Aura attached to Incubation Druid.
Incubation Druid does not have summoning sickness.
Incubation Druid has at least one +1/+1 counter on it.
You control a land that can produce {U}.

How to execute it

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

What the combo produces