During the Badab War, the mysterious Chapter known as the Carcharodons arrived without warning in the Maelstrom Zone in 910.M41, unlooked for by either the Loyalists or Secessionist forces. The sudden appearance of their fleet on the edge of the Golgothan Wastes initially caused considerable alarm on both sides. Led by their baleful First Captain Tyberos, also known as "The Red Wake", the Carcharodons were the subject of considerable suspicion by the Loyalists upon their arrival. Surprisingly, their presumed commander Tyberos offered his cooperation with the Inquisitor Legate responsible for prosecuting the Badab War as well as Lord Commander Carab Culln of the Red Scorpions Chapter who served as the overall commander of the Loyalist Astartes forces. Tyberos presented them with the Notices