After Gwen as Lucky Girl beats Punchinello, Ben and Rook visit her and Kevin at college, but Darkstar (disguised as a student: Dante) gets revenge by using Charmcaster's rock monsters, and creates a cult in order to use Gwen to open up a portal to Ledgerdomain to absorb all the mana to become even powerful. Meanwhile Ben has some problems with the Omnitrix when it only wants to give him Ghostfreak. (thetvdb.com)