[ConnorMcLeod]

Try this :

Chat Commands :
/gravity
/drop
/skhelp (kept anakin_strike motd cause i'm lazy)

Cvars :
sk_gravity_cost 2000 // gravity price
sk_gravity_type 0/1/2 :
0 You buy it only 1 time and you can use /gravity and /drop commands untill you die
1 Same as 0 but you have to buy it each new round
2 Each time you use /drop command you will have to buy gravity again.