Machine Parts Rarity

Machine parts have 4 levels of rarity: Common, Rare, Mythical, Legendary.

Ratity	Bonus Stat
Common	+0%
Rare	+20%
Mythical	+60%
Legendary	+100%

Stat and features of these machine parts depend on rarity. The rarer they are, the more special ability and resistance the machine has. To upgrade Machine parts with different rarities, you need Gold, and another special material equivalent to each rarity.

You can see all the information of the Machine parts in the Database link