Hey fellow Planeswalkers! When building a deck in Magic: The Gathering Arena, always remember to have a clear game plan. Whether you’re going for an aggro, control, or combo deck, make sure every card choice supports your overall strategy. Don’t forget to keep an eye on your mana curve to ensure you have the right balance of early-game plays and late-game power. And lastly, playtest your deck often to see how it performs and make necessary adjustments. Happy brewing!