Name:Mesmeric Sliver
ManaCost:3 U
Types:Creature Sliver
PT:2/2
S:Mode$ Continuous | Affected$ Sliver | EffectZone$ Battlefield | AddTrigger$ MesmericETB | AddSVar$ MesmFateseal & DBDig & DBCleanupChosen | Description$ All Slivers have "When this permanent enters the battlefield, you may fateseal 1." (To fateseal 1, its controller looks at the top card of an opponent's library, then he or she may put that card on the bottom of that library.)
SVar:MesmericETB:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | TriggerZones$ Battlefield | OptionalDecider$ You | Execute$ MesmFateseal | TriggerDescription$ When CARDNAME enters the battlefield, you may fateseal 1.
SVar:MesmFateseal:DB$ ChoosePlayer | Defined$ You | Choices$ Player.Opponent | AILogic$ Curse | SubAbility$ DBDig
SVar:DBDig:DB$ Dig | Defined$ ChosenPlayer | DigNum$ 1 | AnyNumber$ True | DestinationZone$ Library | LibraryPosition$ -1 | LibraryPosition2$ 0 | SubAbility$ DBCleanupChosen
SVar:DBCleanupChosen:DB$ Cleanup | ClearChosenPlayer$ True
SVar:RemAIDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/mesmeric_sliver.jpg
Oracle:All Slivers have "When this permanent enters the battlefield, you may fateseal 1." (To fateseal 1, its controller looks at the top card of an opponent's library, then he or she may put that card on the bottom of that library.)