While you might not be swinging in with Hex Parasite in formats like Commander, it still can help seal the deal in niche scenarios or even just sneak a few points of damage through into an open board
I can see good synergy with the above version of Green Goblin, I think I prefer other discard outlets usually for commander though
The good news is, when your creatures form a band, YOU get to assign any damage dealt to or dealt by the band
I don't remember any specifics and I'm a bit too lazy to look it up, but there are a bunch of cards in White called Mesa Unicorn or whatever, right
Commander 2013 - Power Hungry Power Hungry is a Black, Red and Green themed Commander deck which includes 100 singleton cards and three over-sized foil legendary creatures
You want to constantly be putting Angels on the battlefield so you will have defenses against your opponents and can start draining their life