@alex_2712 This is an interesting idea, it’d certainly change the dynamic of Alliance Wars.
I imagine it might cause some interesting dynamics, where alliances would want to have a few players around with large rosters.
Matchmaking would definitely need to be rethought, at the least…
@Kerridoc also pointed out some potential challenges of “borrowing” heroes in a different thread that are a useful starting point for refining this idea:
It looks like @Ricksta was thinking along the same lines as you when posting this idea last month:
