Brago, King Eternal, Cyclonic Rift, and Shipwreck Dowser

Prerequisites

• Brago, King Eternal on the battlefield
• Cyclonic Rift in hand
• Shipwreck Dowser on the battlefield
• every turn available

Steps

1. Cast Cyclonic Rift for its overload cost by paying , returning all nonland permanents you don't control to their owners' hands
2. Deal combat damage using Brago, triggering its ability, blinking Shipwreck Dowser
3. When Shipwreck Dowser enters, it triggers, returning Cyclonic Rift from your graveyard to your hand
4. Repeat each turn

Results

• Lock
• Return all nonland permanents opponents control to their hand on each of your turns