SpongeBob SquarePants is the titular main protagonist of the SpongeBob SquarePants series.
An outgoing sea sponge who lives in a pineapple under the sea. He works as a fry cook at the Krusty Krab. Although naïve, he has a good heart and constantly strives to help his friends even when they don't really want it.
In the XP4 fics, SpongeBob is currently working in the Heroes Coalition as a Solo Hero. He also attends the Vanguard Academy as a student.
In the AWA fics, SpongeBob is a student at the AWA Academy.
SpongeBob is anthropomorphic sea sponge that resembles a kitchen sponge. SpongeBob has rectangular body with several holes. He has a large, round eyes with blue irises, a long nose and a two bucktooth. He wears a rectangular white dress shirt with red tie, brown pants, white socks and shoes.
He wears his red karate gear in combat.
SpongeBob is a clueless, abnormal, immature, fun-loving, and hyperactive person with a happy-go-lucky personality. He is extremely determined and will often stop at nothing to accomplish a task. SpongeBob is very kind-hearted and innocent, and very rarely acts openly mean to anyone, even those who find him an annoyance and act cruel to him. He is a very selfless and loyal person, especially towards those close to him.
SpongeBob is "skilled" in karate.
SpongeBob is a Blessed with an unspecified Gift which he is yet to demonstrate. SpongeBob also had the ability to enlarge his hands as big as a building and uses it to bash against his targets.
- In the XP4 fics, SpongeBob shares a room with Nyaruto Nyazumaki, Toadal Dude and Venoct.
- In the XP4 fics, SpongeBob is considered to be Toadal Dude's best friend.