Name:Riptide Chronologist
ManaCost:3 U U
Types:Creature Human Wizard
PT:1/3
A:AB$ ChooseType | Cost$ U Sac<1/CARDNAME> | Type$ Creature | SubAbility$ DBUntapAll | SpellDescription$ Untap all creatures of the creature type of your choice.
SVar:DBUntapAll:DB$ UntapAll | ValidCards$ Creature.ChosenType
SVar:RemAIDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/riptide_chronologist.jpg
Oracle:{U}, Sacrifice Riptide Chronologist: Untap all creatures of the creature type of your choice.