Trampoline

hologram Cube = hologram("cube"); Cube:setScaleUnits(vec(200,200,2)); Cube:setColor(color(50,50,150))

event tick() {
    foreach(entity e : findInBox(self():pos()+vec(-100,-100,-1),self():pos()+vec(100,100,2))) {
        if(e:class()!="player" && e:class()!="prop_physics") { continue }
        sound("garrysmod/balloon_pop_cute.wav"):play()
        luaExecServer("local pl = player.GetByID("+e:id()+") pl:SetPos(pl:GetPos()+Vector(0,0,20)) pl:SetVelocity(Vector(0,0,400))")
    }
}