Consider type matchups. Each type may take more or less damage than normal (sometimes none at all) depending on the type that's attacking it. Naturally, this makes balancing the typing of your Pokémon a critical part of team building.
Dark, Grass, & Psychic Fairy, Fighting, Fire, Flying, Ghost, Poison, & Steel N/A Fighting, Grass, & Ground Fire, Flying, & Rock N/A Ghost & Psychic Dark, Fairy, & Fighting N/A Dark & Ghost Bug, Fighting, & Fairy Psychic Dragon Steel Fairy Electric, Fire, Grass, & Water Dragon, Fairy, & Ice N/A Flying & Water Dragon, Electric, & Grass Ground Electric, Flying, Steel Ground N/A Dark, Dragon, & Fighting Fire, Poison, & Steel N/A Bug, Dark, & Fighting Poison & Steel Dragon Dark, Ice, Normal, Rock, & Steel Bug, Fairy, Flying, Poison, & Psychic Ghost Bug, Dark, & Rock Fairy, Flying, & Psychic N/A Bug, Grass, Ice, & Steel Dragon, Fire, Rock, & Water N/A Bug, Fairy, Fire, Grass, Ice, & Steel Ground, Rock, & Water N/A Bug, Fighting, & Grass Electric, Rock, & Steel N/A Bug, Fighting, & Grass Electric, Ice, Rock Ground Ghost & Psychic Dark Normal Bug & Poison Dark & Ghost Normal & Fighting Ground, Rock, & Water Bug, Dragon, Fire, Flying, Grass, Poison, & Steel N/A Electric, Grass, Ground, & Water Bug, Fire, Flying, Ice, & Poison N/A Electric, Fire, Poison, Rock, & Steel Bug & Grass Flying Poison & Rock Grass, Ice, & Water Electric Dragon, Flying, Grass, & Ground Fire, Ice, Steel, & Water N/A Ice Fighting, Fire, Rock, & Steel N/A N/A Rock & Steel Ghost N/A Fighting Ghost Fairy & Grass Ghost, Ground, Poison, & Rock Steel Bug, Fairy, Fighting, Grass, & Poison Ground & Psychic N/A Fighting & Poison Psychic & Steel Dark Fighting & Psychic Bug, Dark, & Ghost N/A Bug, Fire, Flying, & Ice Fighting, Ground, & Steel N/A Fire, Flying, Normal, & Poison Fighting, Grass, Ground, Steel, & Water N/A Fairy, Ice, & Rock Electric, Fire, Steel, & Water N/A Bug, Dragon, Fairy, Flying, Grass, Ice, Normal, Psychic, Rock, & Steel Fighting, Fire, & Ground Poison Fire, Ground, & Rock Dragon, Grass, Water N/A Fire, Ice, Steel, & Water Electric & Grass N/AType Double Dmg To Half Dmg To Cannot Damage Resists Vulnerable To Immune To Bug Dark Dragon Electric Fairy Fighting Fire Flying Ghost Grass Ground Ice Normal Poison Psychic Rock Steel Water
