* 00..01 sword
* 02     mrc bump
* 03..06 mrc water
* 07..0a blob
* 0b..0d cyl
- 0e..11 floor
* 12     mrc bump
- 13..16 cha water
+ 17..19 greetings
* 1a     mrc bump
+ 1b..1d cha bump
* 1e..1f feedback

















































































































































































