Cast Banishing Knack by paying {U}, targeting Steelfin Whale.
Cast Tooth of Chiss-Goria by paying {0}.
Steelfin Whale triggers, untapping itself.
Activate Tooth of Chiss-Goria by tapping it, giving target creature +1/+0 until end of turn.
Activate Steelfin Whale by tapping it, returning Tooth of Chiss-Goria to your hand from the battlefield.
Repeat from step 2.

Infinitely powerful creatures until end of turn

Infinite storm count

Steelfin Whale

Banishing Knack

Tooth of Chiss-Goria

Cast Retraction Helix by paying {U}, targeting Steelfin Whale.
Cast Tooth of Chiss-Goria by paying {0}.
Steelfin Whale triggers, untapping itself.
Activate Tooth of Chiss-Goria by tapping it, giving target creature +1/+0 until end of turn.
Activate Steelfin Whale by tapping it, returning Tooth of Chiss-Goria to your hand from the battlefield.
Repeat from step 2.

Combos with "Tooth of Chiss-Goria"