There is smoke, but it's black. If you step in to the fire, you will get hurt... witch is good, but if you catch on fire, the fire bar will be black...

Flint & Steel fire/ Lava bug

Fire would show up and be like the computer or Xbox. But when you light it, It's black. There is smoke, but it's black. If you step in to the fire, you will get hurt... witch is good, but if you catch on fire, the fire bar will be black... The lava bug is when you step into the lava, your fire bar will be black.