Most of the protection spells Ive used were cards like Not Dead After All, Malakir Rebirth, and Fake Your Own Death
Tarkir: Dragonstorm - Harmonize Winner: Nature's RhythmNature's Rhythm Runner-up: Zenith FestivalZenith Festival Harmonize is a strict upgrade over flashback: both mechanics allow the player to re-cast a spell from their graveyard (and then exile it) by paying a certain cost, but only the latest version also allows them to tap a creature to discount the spell by an amount of generic mana equal to the tapped creature's power
For better or worse, however, since the reprint is only via The List, the price likely wont plummet too much
Theros Beyond Death Variants These are alternate versions of Theros Beyond Death cards as well as promos and fixed-deck products
Machine/Effect Level 4 ATK/1400 DEF/1400 If your opponent's monster attacks this face-down Defense Position card, this card becomes an Equip Card equipped to the attacking monster, without applying damage calculation
