Mirran Spy + Banishing Knack + Sol Ring

Mirran Spy

Banishing Knack

Sol Ring

How it works

1. Cast Banishing Knack by paying , targeting Mirran Spy.
2. Activate Sol Ring by tapping it, adding CC.
3. Activate Mirran Spy by tapping it, returning Sol Ring from the battlefield to your hand.
4. Cast Sol Ring by paying 1.
5. Mirran Spy triggers, untapping itself.
6. Repeat from step 2.