Thunderbreak Regent [Dragons of Tarkir Prerelease Promos] Instant (Mana abilities can't be targeted

(Mana abilities can't be targeted

Set: Mirrodin Besieged Type: Sorcery Rarity: Rare Cost: {X}{G} Search your library for a green creature card with mana value X or less

and the Unbeholden

What they mistook for healing magic was in fact the manipulation of time

Set: Portal Three Kingdoms Type: Creature — Human Mystic Rarity: Rare Cost: {2}{G} Taoist Mystic can't be blocked by creatures with horsemanship

Thunderbreak Regent [Dragons of Tarkir Prerelease Promos] Instant (Mana abilities can't be targetedSet: Dragons of Tarkir Prerelease Promos Type: Creature Dragon Rarity: Rare Cost: {2}{R}{R} Flying Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, Thunderbreak Regent deals 3 damage to that player. Attracting a dragon's attention may be the last mistake you make.