Name:Fleet Swallower
ManaCost:5 U U
Types:Creature Fish
PT:6/6
T:Mode$ Attacks | ValidCard$ Card.Self | Execute$ TrigMill | TriggerDescription$ Whenever CARDNAME attacks, target player puts the top half of his or her library, rounded up, into his or her graveyard.
SVar:TrigMill:DB$ Mill | NumCards$ X | References$ X | ValidTgts$ Player | TgtPrompt$ Select target player
SVar:X:TargetedPlayer$CardsInLibrary/HalfUp
SVar:HasAttackEffect:TRUE 
SVar:Picture:http://www.wizards.com/global/images/magic/general/fleet_swallower.jpg
Oracle:Whenever Fleet Swallower attacks, target player puts the top half of his or her library, rounded up, into his or her graveyard.