Zephyr Scribe + Retraction Helix

Zephyr Scribe

Retraction Helix

How it works

1. Cast Retraction Helix by paying , targeting Zephyr Scribe.
2. Activate Zephyr Scribe by tapping it, returning the noncreature, nonland permanent from the battlefield to your hand.
3. Cast the noncreature, nonland permanent by paying 0.
4. Zephyr Scribe triggers, untapping itself.
5. Repeat from step 2.