mixing sets

[tjongster]

hey guys im jus got hooked onto the game
i bought the munchkin deluxe

was thinking about the mixing of the sets
is it possible to mix all the sets together
i mean liike since i have deluxe set then if i like zombie or impossible can i jus mix it in ?
anybody mixed em like this before ? or only the expansions ?

i did buy the marked for death booster pack together with my deluxe set

thanks for the help guys !