Pact Initiate [Multiclass Warlock]

Prerequisite: Cha 13
Benefit: You gain training in one skill from the warlock's class skill list.
    Choose a warlock pact. You gain the pact's at-will power as an encounter power, and you can pursue the warlock paragon path based on that pact.
    In addition, you can use a rod, a wand, or a pact blade as an implement.

Published in Player's Handbook, page(s) 208.