__Heyo ! TY to everyone who played! __ 
The winner is @jade coyote who found them all with the secret message in 2 hours and 52 minutes 
__For those who wanted to know all the answers: __
__H__ero hidden in #roles channel description: "My HERO Academia"
__A__yoma Hidden in #manga-raws-break Sabo pin #mha-manga message
__V__igilantes Hidden in #vigilantes-manga channel description "For MHA VIGILANTES chapters discussion"
__E__dgeshot Hidden in #wiki-errands pin #wiki-errands message
__A__cid Hidden in Noor's pin in #gacha-gang #gacha-gang message
__M__onoma Hidden in Noor's pin #general #general message
__E__nji My pin in #general #general message
__R__yukyu Hidden in #clubroom description "General discussion channel for RYUKYU"
__R__abbit Hidden in #artists-corner description "For your own works (Illustrations, handcrafts, RABBITs, photography, music etc.) Make sure to give credit where it's due!"
__Y__okumiru Hidden in freaky fish guys about me (i dont need to ask him 😇)
__C__lass 1-A Hidden in #voice-chat description "General test channel to talk to those in CLASS 1-A"
__H__ideout Hidden in #games-club description "HIDEOUT and discuss anything about gaming
__R__ecovery Girl I'll pin my message in #event-news and replace katsuki's ping with RECOVERY GIRL #event-news message
__I__zuku Hidden in Tommy's pin in #written-works "Anyone reported and verified as trolling IZUKU in this channel.........." #written-works message
__S__mash hidden in "World Cup" pin #1046895786807529483 message
__T__odoroki Hidden in Todd's About Me
__M__irko Hidden in Kat's About Me
__A__FO Hidden in #ratethatep description "What did you think about AFO in season 6?"
__S__himura Hidden in #qotd description "Answer daily SHIMURA questions in aotd thread!"
On behalf of the Staff Team, I'd like to wish you all a Merry Christmas and Happy Holidays 