Great Whale enter the battlefield, their abilities trigger.
Resolve the
Eternal Witness trigger, returning
Ghostly Flicker to your hand from your graveyard.
Resolve the
Great Whale trigger, untapping up to seven lands.
Repeat.
If you control seven lands that can tap to produce at least ({3} magic symbol) ({U} magic symbol) , this combo nets infinite mana, and you may blink any other permanent besides
Great Whale.
Results
Infinite blinking.
Infinite ETB.
Infinite landfall triggers.
Infinite LTB.
Infinite magecraft triggers.
Infinite mana lands you control can produce.
Infinite storm count.
Infinite untap of lands you control.
Metadata
In 300 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Exhibition (Bracket 1+).