Shadelight
Queen Bee
and turn into a rock while running over a Medusa XDI think one of the coolest additions are the abandoned mine cart tracks along with the mine cart slot. This is going to be awesome.
Just imagine running into a track, plopping out your mine cart and following it to an abandoned mining site where they left a bunch of ore due to some circumstance. Maybe they ran into enemies or maybe they couldn't carry anymore. Either way I think it's cool.