Here are some wood tiles that I made for the dungeon game I haven't really started.  Credit is not required, but is appreciated.  Enjoy!

Edit: I changed the tiles to have more variety in board spacing.

Brick Tiles: http://opengameart.org/content/pixel-art-brick-tiles

Dungeon Slime: http://opengameart.org/content/2d-slime-animated

Dungeon Spider: http://opengameart.org/content/2d-spider-animated