mtg cards with negative effects The 100 Worst Magic: The Gathering Of All Time, #50-26 Bad Gifts with Shifting Grift

Arcane Denial - Sneaky Countermagic Courtesy of: Arcane Denial exemplifies the sneakiness and card advantage of blue countermagic

Trouble in Pairs (Borderless) (PZA-003) - Teenage Mutant Ninja Turtles Eternal-Legal Trouble in Pairs (Borderless) (PZA-003) - Teenage Mutant Ninja Turtles Eternal-Legal Wizards of the Coast If an opponent would begin an extra turn, that player skips that turn instead

As far as cuteness goes, no set delivers on this theme as fully as Bloomburrow

Phyrexian Unlife First off, let me just say this is a banger of a card - the ability to extend out games with this by playing into the extra 10 life thanks to the infect/poison mechanic is super neat, and something I may or may not have abused when this card was released