Fire

Of the Fire Element, there are 3 Items, 1 Block, and 1 Mob

Concentrated Fire
Concentrated Fire is a block that can be crafted, and will summon a Fire Golem.

Fire Golem
Fire Golems are aggressive creatures, spawned by the concentrated fire block. They drop essence of fire when killed.

Essence of Fire
Essence of Fire is essential for all Fire Items, and Fire sub-elements.

Fire Tome
A fire tome, is a book used to craft the Katana of Fire.

Katana of Fire
This Katana sets your enemies aflame with each hit, and provides fire resistance when held.