Deafening Silence 
Enchantment
Each player can't cast more than one noncreature spell each turn.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Enchantment
Each player can't cast more than one noncreature spell each turn.