Java Edition 18w10b

18w10b is the twenty-fifth snapshot released for 1.13.

Blocks

 * Dead coral now comes in 5 variants
 * Added red dead coral, yellow dead coral, blue dead coral, purple dead coral, and pink dead coral
 * Coral will turn into the equivalently-colored dead coral when outside of water; for example, red coral turns into red dead coral
 * Added a non-dyed shulker box

General

 * Sounds
 * Added more underwater ambience sounds
 * Added sounds for tropical fish

Blocks

 * Removed the generic dead coral
 * Changed texture of red coral plants.
 * Purple shulker box is now properly purple