Characters tend to explain what their keywords do in the card's text, but it can help to memorize them just in case
Additionally, being an enchantment itself, Karametra synergizes incredibly well with numerous enchantment-oriented cards that would fit in such a deck
(2025-06-06) Abilities that apply "as [this permanent] enters," such as choosing a color with Crossroads Village, are also unaffected
WotC internally calls it the Thalia problem, so with this example, you might have two of the Dark Ascension art, one of the Innistrad: Crimson Vow , and if you wanted the Multiverse Legends one, you'd only need to craft one new rare wildcard to allow four of that style to grace your decks
7 Dragonspark Reactor Can Shut Down An Opponent Given Enough Artifacts Dragonspark Reactor is a two-mana red artifact that gets a charge counter whenever an artifact enters the battlefield under players' control