What I expected to happen was...
The Piston would extend, pushing the slime block with it.
What happened instead was...
The Piston does nothing.
Steps To Reproduce
Step 1: Create a World with the 14w18b snapshot [On Creative]
Step 2: Place a slime block, with a piston behind it.
Step 3: Apply a redstone signal to the piston.
Linked issues
Attachments
Comments 3
The reason it doesn't work is because the slime block is trying to push the sandstone below it and with it all the other sandstone in front of it, which is more than 12 blocks
In order for it to work, the slime block HAS to be in the air.