Even if you arent comboing off with Gravecrawler, you can get tons of mileage sacrificing it to cards like Carrion Feeder and Yawgmoth, Thran Physician over and over
Nuclear Fallout Nuclear Fallout can play a lot of different roles in your Commander games
Pippin, Guard of the City, Mantis Rider and obviously True Name Nemesis, the best of them all
Eldrazi Unbound Despite our fears, Eldrazi Unbound is pretty damn cool - with a bunch of new Eldrazi and reprint Eldrazi, as well as some other big colorless cards
The first thing I noticed: The format is speedier than the preceding set, Outlaws of Thunder Junction. While my games could last up to 20 minutes, they were often decided in their opening turns, thanks to aggressive creatures like Hexgold Slith and Eldrazi Linebreaker