Hey fellow Planeswalkers! When building a deck in Magic: The Gathering Arena, always start with a clear strategy in mind. Whether you’re going for aggro, control, or combo, make sure your cards work together towards your win condition. Remember to balance your mana curve to ensure you have plays at every stage of the game. Don’t forget to include removal and card draw to maintain board control and keep your hand full. And most importantly, playtest your deck to fine-tune it – sometimes a small tweak can make a big difference! Good luck and may your opening hand always be in your favor.