Hey fellow Planeswalkers! When it comes to building a successful deck in Magic: The Gathering Arena, it’s all about finding the right balance between spells, creatures, and mana. Make sure to have a clear strategy in mind before you start selecting your cards. Whether you prefer aggro, control, or combo decks, always keep your win condition in focus while choosing cards. Don’t forget to include some removal and card draw spells to maintain board control and keep your hand full. And most importantly, playtest your deck regularly to fine-tune it based on your matchups. Happy brewing!