-Lifegain
-Synergy with Hashep Oasis
-TOL manipulation/payoff
-Tokens-matter
-Counters, especially of the -1/-1 variety
--Either cares about lands in the GY, or provides a way to get them from hand onto the board or into the GY
-Sacrifice
While googlin around using similar parameters i stumbled on this list which contains many cards i was going to suggest by the way :http://www.cubetutor.com/viewcube/85553