Keen Buccaneer 
Creature — Octopus Pirate
Vigilance
Exhaust — 
: Draw a card, then discard a card. Put a +1/+1 counter on this creature. (Activate each exhaust ability only once.)
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL