Complete 2026 comparison across 5 categories. Both games are 100% free to play in your browser.
Super Smash Flash 2 is the better overall game — though Gun Mayhem may suit players who prefer a more casual action experience.
💡 Best part: You don't need to choose — both Gun Mayhem and Super Smash Flash 2 are completely free. No download, no account, no payment. Play both right now and decide for yourself.