So in the write up of the feat it says that you get the at-will power of the pact you choose as an encounter power.
In the summary however, is says that you get eldritch blast as an encounter power.
I can't seem to find an official clarification anywhere.
Customer Service Charles said:Whenever the quick reference in a table conflicts with the actual printed description, always go with the full description.
Pact Initiate allows the choice of a pact. You may take that pact's At-Will Power, or Eldritch Blast. Not both.
Ignoring the fact that the answer Customer Support sent me contradicts iteself: