Barrenton Medic + Glare of Subdual + Solitary Sanctuary

GW identity

Commander legal

The 3 combo pieces

• Barrenton Medic
• Glare of Subdual
• Solitary Sanctuary

How to execute it

1. Activate Glare of Subdual by tapping Barrenton Medic, tapping a creature an opponent controls.
2. Solitary Sanctuary triggers, putting a +1/+1 counter on Barrenton Medic.
3. Activate Barrenton Medic's second ability by putting a -1/-1 counter on it, untapping it.
4. Repeat as desired.

What the combo produces

• Tap all creatures opponents control during each turn