Riverbond
57 Achievements
1000 XP
Epic
Steel Yourself
Defeat 20 enemies with any Sword
20 XP
62.0%
How to unlock the Steel Yourself achievement in Riverbond - Definitive Guide
Simply defeat 20 enemies with a sword. It can be accomplished as early as the tutorial.
Swords are the best weapon, so you will probably get this playing normally.