I think they even have sprites for Link, as well as some other unused sprites, too.
I just found these on The BS Zelda Homepage!
PureZC has some as well!
More also have been made, don't know if they are in the leak though, they include different overworld and dungeon tiles. Here are a couple of blurry examples...
Woo hoo, look at the tektites dance!
I just think I'd be happier as a pretty lesbian girl. -- Glenn the Great