Name:Think Tank
ManaCost:2 U
Types:Enchantment
T:Mode$ Phase | Phase$ Upkeep | ValidPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigDig | TriggerDescription$ At the beginning of your upkeep, look at the top card of your library. You may put that card into your graveyard.
SVar:TrigDig:AB$Dig | Cost$ 0 | DigNum$ 1 | ChangeNum$ 1 | DestinationZone$ Graveyard | Optional$ True | LibraryPosition2$ 0
SVar:RemAIDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/think_tank.jpg
Oracle:At the beginning of your upkeep, look at the top card of your library. You may put that card into your graveyard.