The second Grail Front Event "Et Tu, Brute?" features seven Rounds of Grail Front Battles (rewarding enough pieces for one Holy Grail), new Rank Up Quests for Boudica and Caligula, Nero Claudius Olympian Uniform getting added to the RP Shop and a Summoning Banner featuring rateups for limited SSR Lancer Romulus=Quirinus and permanent SSR Saber Altera, with both rateups also featuring storylocked SR Nero Claudius, and permanent Servants Astraea, Gaius Julius Caesar, Romulus (3*) and Boudica.