Definitely Dark Souls easter egg :) : r/deadcells

Easter Eggs and References - Dead Cells Guide - IGN

Easter Eggs and References - Dead Cells Guide - IGN

Dead Cells 1.0 - What You Need To Know - Cliqist

Comunitatea Steam :: CrossCode

Did you know there is a Dark Souls Chest in Elden Ring? - AlcastHQ

Elden Ring Easter Eggs you might have missed

Maximum Games - Afterimage: Deluxe Edition (PS5) : Maximum Games LLC: Everything Else

Dead Cells Git Gud (Dark Souls Easter Egg)

Review: Dead Cells: Return to Castlevania

Outfits - Official Dead Cells Wiki

News - August, 2018