脆弱な身

You can use a friend's Silver Wolf. You must have at least 3 different elements on your team to apply 3 different Type Weaknesses. For example, Phantylia the Undying in the Echo of War is weak to Lightning, Wind and Imaginary. You'll need to bring Silver Wolf (Quantum) + two of the following: Physical, Ice or Fire type units.

This achievement has no cultural references in the English and Chinese versions. It is specific to the game, with the phrase "This Fragile Body" serving as a reminder of the inherent fragility and transience of our physical existence. It acknowledges that all is weak to Silver Wolf given a high enough Effect Hit %.