Hey fellow Planeswalkers! When it comes to building a solid deck in Magic: The Gathering Arena, it’s all about balance. Make sure you have a good mix of creatures, spells, and lands to ensure you can play your cards effectively. Also, consider the synergy between your cards – having cards that work well together can really give you the edge in a game. Don’t forget to include some removal spells to deal with your opponent’s threats. And most importantly, playtest your deck to see how it performs and make adjustments accordingly. Good luck out there on the battlefield!