Hey fellow Planeswalkers! When it comes to deck-building in Magic: The Gathering Arena, one trick I always use is to have a clear game plan in mind. Whether you’re going for an aggressive strategy or a more controlling one, make sure every card in your deck serves that purpose. Another trick is to pay attention to your mana curve. Having a good mix of low, mid, and high-cost cards can help ensure you have plays at every stage of the game. And don’t forget to playtest your deck to see how it performs and make adjustments accordingly. Keep these tricks in mind, and may your opening hands always be full of lands and spells!