The player that controls a ground unit when nobody else do should be the winner, but i can't find a way to do that. This is as fa as i got:
I guess i need some more conditions.
Victory
Events
Unit - A unit Dies
Conditions
((Triggering unit) is A ground unit) Equal to True
Actions
Player Group - Pick every player in (All players) and do (Actions)
Loop - Actions
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
(Number of units in (Units owned by (Picked player) matching (((Matching unit) is A ground unit) Equal to True))) Equal to 1
Then - Actions
Game - Victory (Picked player) (Show dialogs, Show scores)
Else - Actions
Do nothing
I guess i need some more conditions.