Something

block load
{  
  es_xsetinfo mb_tbx 0 
  es_xsetinfo mb_tby 0
  es_xsetinfo mb_tbz 0
  es_xsetinfo mb_tbz2 server_var(mb_tbz) 
  es_xmath mb_tbz2 + 60
}
event weapon_fire
{
  es_getplayerlocation mb_tbx mb_tby mb_tbz event_var(userid) 
  es_setinfo mb_tbz2 server_var(mb_tbz) 
  es_xmath mb_tbz2 + 60 
  //es_getplayerteam team event_var(userid)
}
event bullet_impact
{
    es ma_effect 1 server_var(mb_tbx) server_var(mb_tby) server_var(mb_tbz2) event_var(x) event_var(y) event_var(z) tracer NULL 10 00.1 000.1 2 2 0 0 125 125 125 125 300
}