You can download Megaman X8 for PC from the following link:
includes several enhancements and features that differ from the original 2005 release: game megaman x8 pc download link
A: No. ROM sites typically host copyrighted material without permission. The only legal source is your own PS2 disc or a legitimate purchase of a re‑release (if one ever appears). You can download Megaman X8 for PC from