Cúhullin
From Warhammer 40k - Lexicanum
Cúhullin was a Titan of the Legio Ignatum active during the Horus Heresy.[1a][1b]
At that time, it served in the Legio's Balor Maniple and was commanded by Princeps Meira.[1a][1b] During her first engagement as the Titan's commander, Cúhullin was damaged in battle with Traitor Titans but survived and made it back to base safely.[1b]