Weak Legacy 2 and Project Slayers are the two biggest Demon Slayer-inspired Roblox RPGs. Here's which is right for you in May 2026.
| Feature | Weak Legacy 2 | Project Slayers |
|---|---|---|
| Active Codes | 5+ codes | 2+ codes |
| Player Count | 20K-50K daily | 40K-80K daily |
| Breathing Styles | 14 canon styles + bloodlines | 12+ breathing styles |
| Demon Path | Yes — full progression | Yes — Kibutsuji-tier |
| Game Style | Hardcore PvE + PvP | Open-world RPG |
| Update Frequency | Regular | Less frequent |
| Best For | Bloodline collectors | Open-world RPG fans |
Pick Weak Legacy 2 if you want all 14 canon breathing styles and the deepest bloodline system.
Pick Project Slayers if you prefer a more open-world experience with larger maps and quest variety.
Pro tip: Most players try both — codes are free, so redeem them in both and decide based on which gameplay loop you enjoy more.