Hey fellow Planeswalkers! When it comes to deck-building in Magic: The Gathering Arena, make sure to pay attention to your mana curve. Having a good balance of cards at different mana costs will help ensure you have plays at every stage of the game. Think about including versatile cards that can be useful in multiple situations to increase your deck’s flexibility. And don’t forget to pay attention to card synergy – sometimes cards that work well together can be more powerful than individual strong cards. Happy deck-building!