For those setting up a vertical (TATE) arcade cabinet or a dedicated mobile setup, finding a curated "vertical arcade ROM pack" is the gold standard for avoiding black bars and maximizing screen real estate. These packs focus on Golden Age classics and Japanese "bullet hell" shooters designed for monitors taller than they are wide. Essential Titles for a Vertical Pack
Creating a high-quality vertical pack is more than just dragging .zip files into a folder. Follow this 5-step process: vertical arcade rom pack