[Whizion]

pawn Код:

public OnPlayerDeath(playerid, killerid, reason) // You count kills here.
{
    SetPVarInt(killerid,"KillStreak",GetPVarInt(killerid,"KillStreak") + 1);
    SetPVarInt(playerid,"KillStreak",0);
    return 1;
}

// And when you make a command, you add this check before it can be used:

if(GetPVarInt(playerid,"KillStreak") >= 5)