Another standout is The Misadventures of Tron Bonne, which was the top-selling PlayStation Classic title for May. The hard-to-find Mega Man game was previously selling for as much as $300 on eBay, though Capcom did everyone a favor and released it last month on PSN for $6.
Check out the PSN top-selling charts for May below. These lists are for North America. For Europe's top-selling games, head here.