I've played GunZ for 5 years (yes, I'm a loser), and it always entertained me.
This game is about fighting other people online. You could use swords, daggers, nades, guns; rockets, shotties, sprays, revolvers, pistols, ect, ect. There are styles like K-Style, D-Style, and others.
K-Style
bf-butterfly
dbf-double butterfly
tbf-triple butterfly
hs-halfstep
ss-slash shot
rhs-reload halfstep
rs-reload shot
wall climb
insta
pinoy
D-Style-I don't know much of this
Yoyo
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You can create clans for 1000 bounty (money) with names of your choice, unless already taken.
There are different channels like;
Free Channels 1-7 are for any levels
Entry Channels 1 & 2 are for levels 1-5
Beginner Channels 1 & 2 are for levels 6-10
Veteran Channels 1 & 2 are for levels 11-20
Expert Channels 1 & 2 are for levels 21-34
Expert Channels 3 & 4 are for levels 35+
Elite Channels 1 & 2 (I don't remember what levels they are for)
Champion Channels (I don't remember what levels they are for)
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Ijji GunZ link