//для начала создай логический массив HideUnit
if GetLocalPlayer() == Player(youplayer) then
set HideUnit(youplayernumber) = true 
endif

local integer i = 1
loop
exitwhen i>10
if GetLocalPlayer()==Player(i) then
call SetUnitПрозрачность(,..)
endif
set i=i+1
endloop

string path = null
nothing lol () {
if GetLocalPlayer() == youplayer {
path = "xxx"
ExecuteFunction("CreateEffect")
}}
nothing CreateEffect() {
DestroyEffect(AddSpecialEffect(.....)))
}