Stoic Rebuttal 
Instant
Metalcraft — This spell costs less to cast if you control three or more artifacts.
Counter target spell.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Metalcraft — This spell costs less to cast if you control three or more artifacts.
Counter target spell.