Malicious Intent 
Enchantment — Aura
Enchant creature
Enchanted creature has "
: Target creature can't block this turn."
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Enchantment — Aura
Enchant creature
Enchanted creature has ": Target creature can't block this turn."