@Novela I'm not sure about one-liner comedians, but there are a lot of great cartoonists here:
@MrLovenstein
@AlarminglyBad
@admiralwonderboat
@lowqualityfacts
@FoxesInLove
@jensorensen
and some goofy bots & joke accounts:
@RikerGoogling
@nocontexttrek
@carmensandiego
@thisemailfindsyou
@scream
@skeletor
@murderbotbot
@shakespearean_Insults