Joe Dirt from PureZC drew these tiles, and expressed an interest in them being in the default tileset, but he doesn't have an account here, so I'm posting them on his behalf:
Should be a nice addition for the Classic set, no?
New tiles for Default Tileset
I would also like to post on his behalf. Now with arrows: 
Those look really good. I would think they would make a great addition to the default set. 😃
Those would be perfect for the default tileset!