Hey fellow Planeswalkers! When building your deck in Magic: The Gathering Arena, always remember to maintain a good balance between creatures, spells, and lands. Focus on a specific strategy or theme to keep your deck consistent. Make sure to include enough low-cost cards to start strong and high-cost cards for late-game power. Don’t forget to add some removal and card draw spells to deal with your opponent’s threats and keep your hand full. Happy deck-building and may your opening hand always have the perfect mix of cards!