Balesir
Adventurer
I can see the "one of either cancels any number of the other" system making for a quite broken search for specific effects. An effect that gives disadvantage will be disproportionately powerful, not because it forces disadvantaged rolls, but because it prevents an opponent gaining Advantage no matter how advantageous their position.
As usual, there is the bogus "DM discretion" option (which means either inconsistent and arbitrary handwaves or a houserule for each table, in which case making the best "houserule" a rule seems like by far the better choice).
As usual, there is the bogus "DM discretion" option (which means either inconsistent and arbitrary handwaves or a houserule for each table, in which case making the best "houserule" a rule seems like by far the better choice).