General Liu
Clones can get stat buffs, albeit with restrictions.
C-93
Passive can trigger in response to other dolls' self-debuffs.
Hanyang Type 88
Can still miss on certain positions.
FX05
Does not activate skill on max ROF.
Supernova
Additive crit rate.
K2
ROF around 90 to maximize the ICD up to 100 if there's a run-up to auto her skill.
Sterling
M3, PPSh-41 (+MOD), PP-2000, PPS-43, Sten MKII, EVO 3, PP-19 (+MOD), Sterling
M4 SOPMOD II
M4 interaction still borked (by u/UnironicWeeaboo).
Ribeyrolles
MOD skill do not count for AS Val's MOD skill, most likely due to buff counting as a "unit".
LTLX
Skill knocks back bosses.
M4A1
Main shot cannot crit. Explosion does.
KSVK
Main shot is normal shot, explosion coded as explosion.
SAA
MOD skill can "proc" after the first three.
Pekola
Pekola usage guide.
M1897 Mod
Flechette Storm!
P90
Galil Mod
Reddit discussion.
NTW MOD
Second skill kicks in as long as the kill check is satisfied.
Px4
Buffs crit damage of surecrits and 100% crit is still 100% crit.
PPK Mod
Reddit breakdown.
Colt Walker
ROF debuff is instantly applied after being cleansed.
Prevents application of multiplicative and overriding in-battle ROF buffs.
ST AR-15
Clones dying count towards the set skill.
Viable units: T64 3set, P90 skill
HK 416
Black Cat skin shot timing differences.