Over and Under to Hell We Go

Did this mash of some new stuff from this year after doing all those throwback sketches.

Momonga from Overlord, which is a show about a badass MC stuck in a game after it apparently closed its server for good (kinda like Log Horizon and Sword Art Online, only the MC is way more SAVAGE) 
Sans and Papyrus from Undertale, a fairly hot game right now about a kid that falls into an underground world from the topside and journeys, meeting various monsters he can choose to befriend or kill

Did this because
1) they all look like skeletons
2) Momonga (Overlord) himself said that all members of his guild were non-human types, which Sans and Papyrus fit the description of
3) because PUNS yo