Spell Suck

Instant
Counter target spell, then assemble a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Counter Spell

Counters

Format Playability
Standard Unplayed
Modern Unplayed
Legacy Unplayed
Commander Unplayed
Vintage Unplayed
Pauper Unplayed
Vintage Cube Not in Cube
Legacy Cube Not in Cube
Modern Cube Not in Cube
Sets USD
UST C Unstable $ 0.05