Steelfin Whale, Banishing Knack, and Sol Ring

Prerequisites

• Steelfin Whale on the battlefield
• Banishing Knack in hand
• Sol Ring on the battlefield
• Steelfin Whale does not have summoning sickness
• available

Steps

1. Cast Banishing Knack by paying , targeting Steelfin Whale
2. Activate Sol Ring by tapping it, adding
3. Activate Steelfin Whale by tapping it, returning Sol Ring from the battlefield to your hand
4. Cast Sol Ring by paying
5. Sol Ring enters the battlefield, triggering Steelfin Whale, untapping Steelfin Whale
6. Repeat from step 2

Results

• Infinite colorless mana
• Infinite storm count