Hey fellow Planeswalkers! When building a deck in Magic: The Gathering Arena, always consider your mana curve. Having a good balance of low, mid, and high-cost cards ensures you have plays at every stage of the game. Don’t forget to include cards that have synergy with each other to maximize your deck’s potential. And always playtest your deck to see how it performs in different matchups. Keep brewing those awesome decks and may your opening hand always have the perfect mix of lands and spells!