 Since "Soulcalibur II", every sequent game have hosted guest characters, usually from other Namco franchises, although more recent games have branched into titles developed by other companies, such as "The Legend of Zelda", "Spawn", "Star Wars", "God of War", "Assassin's Creed" and "The Witcher".The guests, though, can only appear in one game due to licensing.Guest characters who have appeared in the series include Heihachi Mishima, Devil Jin, King, Ling Xiaoyu, Asuka Kazama, and Jun Kazama from "Tekken" (the latter five as attires for custom characters), Link from "The Legend of Zelda", Spawn from "Spawn", Lloyd Irving from "Tales of Symphonia", KOS-MOS from "Xenosaga" (as an attire for custom characters), Darth Vader, Yoda, and The Apprentice from "Star Wars", Kratos from "God of War", Ezio Auditore da Firenze from "Assassin's Creed", Geralt of Rivia from "The Witcher", and 2B from "".