Hey fellow Planeswalkers! When building your deck in Magic: The Gathering Arena, always remember to focus on cards that synergize well together. Look for cards that complement each other’s abilities and strengths to create a powerful and cohesive strategy. Don’t forget to include a good balance of creatures, spells, and other card types to ensure versatility in different game situations. And always keep an eye on the mana curve to make sure you have the right balance of low and high-cost cards. Happy deck-building!