Pure Vessel + Nightmare King Grimm Fusion : r/HollowKnight

Mantis Lords + Grimm Troupe Snail Shaman : r/HollowKnight

Pale Husk, Commission i order, Infected Pale King corpse has been always an interesting idea for me : r/HollowKnight

Pokemon and hollow knight fusions, sorry that they don't look great, I'm not that good at drawing : r/HollowKnight

Hollow Knight Image by Maoskun #3344616 - Zerochan Anime Image Board

Hollow Knight]: How Nightmare King Grimm easily became my favourite boss fight in my gaming history.

ParallelPie

Fighting Nightmare King Grimm and Pure Vessel - Hollow Knight

Higher beings : r/HollowKnight

Pure Vessel x Grimm!! by KillerRole96 on DeviantArt

ParallelPie

Hollow Knight - Radiant Absolute Radiance, Pure Vessel, Nightmare King Grimm & More [Bonus Part #2]

Hollow Knight - Radiant Absolute Radiance, Pure Vessel, Nightmare King Grimm & More [Bonus Part #2]

Finally beat Nightmare King Grimm. Next up, Pure Vessel (or sly). : r/ HollowKnight

Flame-Dragon42 (u/Flame-Dragon42) - Reddit