Extra Boundary討伐後に、Snow/Ice Biome、Ocean、Abyssの敵が10%の確率で落とすクラフト素材。
使用レシピ
| Coldest Bombardier | Subzero Elements (20) |
| Coldthrower | Subzero Elements (20) |
| Dethermalization | Subzero Elements (20) |
| Endofrost Bow | Subzero Elements (20) |
| Focus Freezer | Subzero Elements (20) |
| Subzero Artifact Core | Subzero Elements (2) |
| Ruined Artifact | |
| Meld Construct (3) |
