Mardelech
From Warhammer 40k - Lexicanum
Mardelech was the shipmaster of Honour's Might, a Battle Barge in service with the Scythes of the Emperor Chapter.[1a]
He was notable for commanding the ship during the defence of the Miral System against a Kraken splinter fleet designated Miral Rex.[1b] Mardelech was killed when Honour's Might was destroyed by the Hive Ship Rocola.[1c]