mtg card shuffle Make your opponent their deck repeatedly, and their deck gets smaller every time they shuffle : r/BadMtgCombos MTG - How to Shuffle

Its power comes from Jace, Telepath Unbounds minus ability, effectively giving an instant or sorcery flashback until end of turn

Turn it face up any time for its disguise cost.) If the target creature is tapped or is affected by a spell or ability that says it can't block, then it doesn't block

Threaten only works with creatures, and just until the end of the turn

While this sometimes pops up in competitive Birgi and Krark decks, I feel this could see more play in less competitive pods as well

Rona, Herald of Invasion / Rona, Tolarian Obliterator Rona, Herald of Invasion can help you cycle through your deck while also filling your graveyard with resources to reanimate