One is an eldritch horror from the deep and the other is just an angel with daddy issues.
SpongeBob would win without even trying.
20ReplySpongeBob seems to have a good relationship with his dad, that probably gives him an edge
9ReplySpongeBob wouldn't even realize that they're fighting.
Satan's chief ability is temptation but the worst he could tempt SpongeBob to do is steal a balloon on free balloon day.
10Reply
Send in this one and it's GG (for Goofy Goober)
13ReplySpongebob HAS shown an immunity to all damage provided he's got moisture
If it's in the ocean, Spongebob (eventually) wins via attrition
If it's in hell, Satan wins without even trying
12ReplyCounterpoint: human sinners' sweat and tears make hell so humid that SpongeBob doesn't feel a thing.
6Reply
The one sponge to rule them all
4Reply