An upgrade is an item that can be crafted together with machines to increase their output.
Upgrades go in tiers:
- Stone
- Iron
- Gold
- Diamond
Upgrades must be done sequentially. (i.e. you can go from iron to gold, but not from stone to diamond)
Crafting[]
- 2x Redstone Dust
- 2x Lapis Lazuli
- 4x Iron Ingot
- 2x Redstone Dust
- 2x Lapis Lazuli
- 3x Gold Ingot
- 2x Redstone Dust
- 2x Lapis Lazuli
- 3x Diamond