Berserker of Red, Aka no Berserker, 赤のバーサーカー
Berserker of Red Aka no Bsk is the Berserkerclass Servant of Deimlet Pentel of the Red Faction in the Great Holy Grail War of Fate/Apocrypha. Shirou Kotomine assumes command over him before he even meets his Master but Berserker goes rogue before Shirou enacts his plan to officially become his Master.