Hey fellow Planeswalkers! When it comes to deck-building in Magic: The Gathering Arena, it’s essential to have a clear strategy in mind. Start by choosing a win condition and then build your deck around it. Don’t forget to include a good mix of cards for early game, mid-game, and late-game scenarios to ensure you have options at every stage of the match. And always remember to playtest your deck to see how it performs and make adjustments accordingly. Happy brewing!