Skip to main content
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Information Collection Notice
Trademark Concerns
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
Contact Us
Security
DMCA
© 1999–2026 Urban Dictionary ®
Mugs
Tees
Hoodies
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
The American Natural Selection League is a competitive league for the Half-Life 1 RTS/FPS hybrid Natural Selection. It came into being shortly after the Cyberathlete Amature League removed their Open Natural Selection division. One need not be an American to join the ANSL, but most players and servers are in North America so there may be significant lag for European players. For Europeans there is the ENSL.
Text fits
Save
Cancel