User blog comment:Deathmanstratos/"Dev" Playlists on PC Version of CoD Ghosts/@comment-20775842-20131112022625/@comment-3563664-20131113141748

Yeah, that's pretty much confirmed by the fact that it only were 4 maps per Map Pack, just like Treyarchs Map Packs, which all contained 1 Zombies and 4 MP maps. IW will probably do the same.