Gaia The Fierce Knight (archetype)

Gaia Knights are a series of Warrior-Type monsters that are based off the original monster; "Gaia the Fierce Knight". Commonly used cards such as "Torapart" when performing a Synchro Summon for "Gaia Knight" can prevent pesky "Dimensional Prison", "Sakuretsu Armor", "Scrap-Iron Scarecrow" and/or "Mirror Force".

there is a gaia knight for every type of monster card except for rituals

Monsters

 * Gaia the Fierce Knight
 * Swift Gaia the Fierce Knight
 * Curse of Dragon
 * Torapart
 * The Immortal Bushi
 * Eccentric Boy
 * Synchro Fusionist
 * Quillbolt Hedgehog
 * Dandylion
 * Giant Rat
 * The Earth - Hex-Sealed Fusion
 * Elemental HERO Woodsman
 * Junk Synchron
 * Jutte Fighter

Spells

 * Spiral Spear Strike
 * Polymerization
 * Super Polymerization
 * Miracle Synchro Fusion
 * Fusion Sage
 * Fusion Recovery
 * Re-Fusion
 * Synchro Change
 * The A. Forces
 * Pot of Avarice
 * The Warrior Returning Alive
 * Reinforcement of the Army
 * Symbols of Duty
 * Summoner's Art
 * Ancient Rules

Traps

 * Spiritual Earth Art - Kurogane
 * A Hero Emerges
 * Limit Reverse
 * Tuner Capture
 * Tuner's Scheme
 * Wicked Rebirth
 * Revival Gift
 * Starlight Road

Extra Deck

 * Gaia Drake, the Universal Force
 * Gaia Knight, the Force of Earth
 * Gaia the Dragon Champion
 * Elemental HERO Gaia
 * Dragon Knight Draco-Equiste
 * Scrap Archfiend
 * Naturia Leodrake
 * Stardust Dragon
 * Goyo Guardian
 * Colossal Fighter