Both the Sire and Koma seem very similar as seven-drop threats that are hard to remove and command specific answers

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On the upside, there's a sick custom animation you can trigger of the Earth summon Titan punching this guy right in the dome
However, if the card had different artwork or a showcase treatment, it was treated like any other rare in the set (duplicate protection wouldn't apply until you had collected four copies of that version)
This is a nice callback to the anime and is something recreated in other Pokmon properties, so it's great to see it here