Description :

If you stand on a soul sand block that is next to a lava source, and go to the side of the block close to the lava, the player is set on fire as if he was actually swimming in lava.

How to reproduce

• Place a lava source next to a soul sand block, or make a soul sand floor but replace one soul sand by a lava source.
• Set your game mode to Survival or Adventure
• Stand on top of the soul sand block, and try approching the lava source, staying of course on the lava block
• You should catch fire