High School DxD Episode 7: I Get a Familiar!
Episode 7 of 12 of High School DxD, aired February 17, 2012, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Rias decides that it is time for Issei and Asia to have servant familiars. The school's student council visits the club room, and Issei learns that they are another faction of devils. The two groups compete to see who gets first pick of the new familiars.