Short for: Shin Megami Tensei General
Meaning, a shit gathering of homosexuals to discuss monster penises and waifus.
PHG: Yo, have you been on /SMTG/?
Pram: Yeah, it turned me homosexual.
Lawfag: Let's all have a homosexual orgy, it isn't gay if we pretend we are waifus.
And then Amdusias started playing the saxophone while Saber snuck into the discussion.
smtg is trying to conquer gntg and ikt but these 2 are just too strong so.. yeah :p
but maybe one day it'll win..
guy1: smtg B))))
guy2: ikt superior!!!!!!
guy3: gntg
guy1 and 2: man why must you do this to us like that
BOY 1: I wanna get wit dis girl, but she wont fuckin'
SMTG"
BOY 2: dude, sucks hate when that happens