While many of the cards in the Transcendasaurus archetype are flawed, this card is not one of them, and it is useful in a variety of Dinosaur-type decks
5What's the difference between TCGPlayer and market prices
Regular testing reveals strengths and weaknesses hidden during construction
Altar of the Brood, Gimli of the Glittering Caves, Molten Gatekeeper, Vigilante Justice, Witty Roastmaster, Outpost Siege, Pandemonium DemonDragonJ on Double Trouble 1 year ago I have replaced Molten Gatekeeper with Agate Instigator, which reduced the average converted mana cost of this deck from 3.82 to 3.81, because the instigator has a stronger synergy with this deck than did the gatekeeper.
However, with more than 15 artifacts in the deck, I do think it will regularly be a 3/3 or bigger