the front side of Magosi, the Waterveil
the back of a classic MtG card
the front side of Rings of Brighthearth
the back of a classic MtG card
the front side of Tidewater Minion
the back of a classic MtG card

Color Identity: U

Initial Card State

  1.  All permanents on the battlefield.

Notable Prerequisites

  1. Tidewater Minion does not have summoning sickness.

Mana Needed

  1. ({2} magic symbol)  ({U} magic symbol)   each turn available.

Steps

  1. Activate Magosi's second activated ability by tapping it and paying ({U} magic symbol)  .
  2. Rings of Brighthearth triggers; choose not to pay for it.
  3. Resolve the Magosi ability, putting an eon counter on Magosi and skipping your next turn.
  4. Activate Tidewater Minion by tapping it targeting Magosi.
  5. Rings of Brighthearth triggers; choose not to pay for it.
  6. Activate Magosi's third activated ability by tapping it, removing an eon counter from it, and returning it to your hand.
  7. Rings of Brighthearth triggers; pay ({2} magic symbol)   and copy the Magosi ability.
  8. Resolve both copies of the ability, cancelling out your skipped turn and taking an extra turn after this one.
  9. Play Magosi.
  10. Repeat each turn.

Results

  1. Infinite turns.

Metadata

  1. In 26 decks according to EDHREC.
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