Gaia Knight, known as "Knight Gaia" (士ガイア Kishi Gaia) in Japanese, is a series of monsters that are upgraded counterparts of "Gaia The Fierce Knight". All monsters of this series have 2600 ATK, except for the 3500 ATK "Gaia Drake, the Universal Force". The non-Link members also all have 2100 DEF, like the original "Gaia The Fierce Knight" and its retrained counterparts, except for the 800 DEF "Gaia Knight, the Force of Earth" and the 2800 DEF "Gaia Drake, the Universal Force".