Aboshan, Cephalid Emperor 
Legendary Creature — Octopus Noble
Tap an untapped Octopus you control: Tap target permanent.
: Tap all creatures without flying.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL