A member of the Caster class in Fate/Grand Order. The same hero as Cu Chulainn from Fate/Stay Night.
He reappears in the Britain Lostbelt, calling himself Grimnir ("Hooded One") which is one of Odin's many aliases.
The following tags are aliased to this tag: cu_chulainn_(fate/grand_order) (learn more).
This tag implicates cu_chulainn_(fate) (learn more).