Update - the mlife counter is actually next to the David copperfield theatre entrance. It says "mlife players club"
The buffet is a short walk down and across. Just follow the signs
Also dec 2015- they upgraded their desserts! Oreo cream Pie was so good!
My Vegas redemption is different now- a lot of pts if you want to just redeem for one. Or you can do the buy one get one free at $40.