|Eye color||Black and Red|
|Enemies||Neddy the Mallet|
|First Appearance||Cleanliness Is Next to Grupliness|
|Latest Appearance||Gotta Get Grup to Get Down|
|Voiced by||Luke Sienkowski|
Skullivan is a skeleton bird. He wears a knight garb, which includes spiked shoulder pieces, blue clothing with a belt and a single X across it, purple pants, and purple gloves. He has a long neck, red pupils, and a single mole next to his left eye.
Skullivan has a laid-back, calm, and cool demeanor, often conversing with his friends.
He is extremely unhappy with his postion as a bottom-rung dungeon monsters and is in a constant state of depression and ennui. he always goes along with all the other monsters mostly cause he knows he won't get his way.
In his first appearance, Cleanliness Is Next to Grupliness, he has a chat with Lady Hiss. The two became disgusted by Grup's smell and instead of telling him, he decided to cover his nose with a jarham. However the ham gets stuck to his nose hole.