With decks relying on multi-move sequences poppuing up, overclock is becoming my favorite card. It prevents the effective use of Lord of Chaos and nether plasma, and to a lesser extent, ord beast and lightning elemental. It devastates decks relying on weenie rushes. If you are winning and willing to pass, you can guarantee yourself 2 unanswered moves per round or limit your opponent to just 1 move in a round.
Played at the right time, overclock steps on hopes and dreams