1 Ultimate Ancient Gear Golem Is the Ideal Boss Monster First Appearance: Light of Destruction Dr
So many artifacts hit the board, such as mana producers (Sol Ring or Signets), land fetchers (Expedition Map and Armillary Sphere), utility artifacts (Nihil Spellbomb and Dispeller's Capsule), artifact creatures (Solemn Simulacrum and Steel Hellkite), broken artifacts (Mind's Eye and Eldrazi Monument) , and Equipment (Swords of X and Y and Lightning Greaves)
None of the cards themselves are super interesting, though, effect-wise or artwork wise
it can be used to make space to Special Summon more "Mekk-Knight" monsters, and, if either "World Legacy Key", "Secret" or "Whispers" is active, can disrupt the opponent's plays by moving a "Mekk-Knight" to the same column as opposing cards