Marina Vendrell + Bottomless Pool // Locker Room + Mirror Room // Fractured Realm + Minamo, School at Water's Edge + Great Whale

How it works

Activate up to six lands by tapping them, adding at least .
Cast Great Whale by paying .
When Great Whale enters the battlefield, it triggers twice.
Resolve the first trigger, untapping Minamo and up to six other lands.
Holding priority, activate Minamo and up to six other lands by tapping them, adding at least .
Resolve the second Great Whale trigger, untapping Minamo and up to six other lands.
Activate Marina by tapping it, locking Bottomless Pool.
Activate Minamo's second ability by paying and tapping it, untapping Marina.
Activate Bottomless Pool by paying , unlocking it.
Bottomless Pool triggers twice.
Resolve the first trigger, returning Great Whale from the battlefield to your hand.
Resolve the second trigger, choosing not to return anything to your hand.
Repeat.

In which brackets is this combo allowed, per Spellbook's Spicy tier?

1–2 · Exhibition & Core

Spellbook classifies this as Spicy — not for these brackets.

3 · Upgraded

Allowed in this bracket.

4–5 · Optimized & cEDH

All combos are allowed.