The colors work very strongly together on graveyard synergies in both Ravnica block and Theros block, and Abrupt Decay is a really well positioned card in Standard that I think was just waiting for better mana
The +1 is the very definition of a do-nothing ability, unless you can reliably reach his ultimate
Game Night: Free for All As I mentioned, Game Night: Free for All is overall better than the other two
It comes out of nowhere, and surprises these smarty-pants with their achingly slow Shadow Rider Calyrex play
Doubling counterspells is also fantastic, making it hard for your opponents to counter back without Flusterstorm
Wing Shredder Color Indicator: Green Creature Werewolf Reach Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.) Her hunger wont be sated until shes tasted every bird on Innistrad