Character design challenge: Combine a nerdy personality with an inanimate object (cactus)

Final design and look of the young witch!

Alternate color palette choices for the main character

Silhouettes

Final design and hellhound turn-around

Hellhound variants and color tests

Canine style exploration and possible looks for hellhound

Hellhound's alternate state when demonic skull is placed within its ectoplasmic face