You can always use the Pokemon TCG database on the official Pokemon site to review your card and see what its listed as there, too
Or play as a Group Hug deck, giving your opponents free cards with Howling Mine so they're more likely to cast multiple spells in a turn
Maybe you have a Grave Titan lying around and you want to replace Siege-Gang Commander with it, or maybe cut a draw spell like Deep Analysis for another strong creature
Indeed, these two decks are quite a bit different, and possess their own strengths and weaknesses that make them ideal for very different sorts of Lorcana players
One thing we would say that Collector Chests are great for is storing bulk cards
While she doesnt grow like the Steam-Kin, she doesnt need to, since she kind of already has the stats