Quantum Misalignment, an expensive clone effect, but worth mentioning due to how popular Irenicus's Vile Duplication is
This can mean milling cards from your opponents deck, attacking directly, or forcing your opponents monsters face-down
Suq'Ata Assassin
The further you are located from the game server, the higher ping youll have
Foil: $75 to $80 Regular: $39 to $45 Force of Negation First printed in the MH1 set, Force of Negation is a popular Blue Instant spell within MTG formats like Modern, Vintage, and Legacy
Yet, there are some ways to go about casting this for a lot less than the actual costCounterlash, Magus of the Mind, Mind's Desire, Scholar of the Lost Trove, Sins of the Past, and Spelltwine all come to mind