← Serious Sam HD: The First Encounter
01Achievements
Every Serious Sam HD: The First Encounter achievement, ordered by how few players in the world have unlocked it.
2 of 35 entries
Swimming InstructorDrown an enemy.35.9%Uncommon
Co-op BeginnerComplete any level in co-op.37.3%Uncommon
Data from Steam — Steam Web API Terms of Use. Last updated .