4e would let you get close on theme , but sometimes not even in the ballpark on powers. Example: (now you can call her) Hottie on Harry Potter is spamming Teleport Without Error IN-combat, multiple times. 3e = no problem at all.
Face Rogue
MacGyver + MacGruber(!) + Sybil for the riddles, perhaps gestalt
Divination spam for all that planning, and successfully.
B.A. has to have a really good Move Silently to be able to wear all those gold chains, and Hide to hide the gold chain's glintyness. Back add that to his Barb/Fightymcfightster.