Does your deck reliably manipulate the top of its library (via draw, Scry, Surveil, or some other method) to help smooth your draws so you hit the Lands and other mana sources you need
I made a few paintings here and there, but only for me
While Iron Thorns ex is in the Active Spot, it completely shuts off opposing abilities for Rule Box Pokmon, so cards like Teal Mask Ogerpon ex and Radiant Greninja cannot be used to help the opponent draw cards
It doesn't matter if you go for newer or older, as long as everything stays relatively balanced compared to each other
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On top of all of that, the Crowns ability to tap things plays especially well in a set where there are a handful of cards that pay you off for tapping things A two mana artifact that can tap for one colorless is actually a reasonable card in Limited