GNOME ALONE
If you are reading this achievement, Gabe Newell has successfully launched Gnome Chompski into space.
Common69.5%last reported global rate
Steam
Left 4 Dead 2 Achievements
Official Steam achievement definitions and latest reported global unlock rates, ordered from rarest to most common.
Total achievements101
Rarest rate0.700%
Ultra rare5
Last checkedSep 27, 2026
Delayed official data
Rates and award counts were last observed on Sep 27, 2026.