Gem Type

The Gem Type is the brand new type in Pokémon Iron/Topaz.

Type Matchup Chart:

Weak to: Steel, Gem.

Strong Against: Gem, Dragon.

Resists: Dragon.

The Gem Type has several neutural type matchups, is only weak to two types, strong to two, and Resists one, making it a fairly balanced type. Gem types tend to be support Pokémon, so unless you know what you're doing, they are best used in double, triple and multi battles.