| Weapon | Unlock Requirements |
|---|---|
| Stygian Blade | Unlock by default |
| Eternal Spear | 4 Chthonic Keys |
| Shield of Chaos | 3 Chthonic Keys |
| Heart-Seeking Bow | 1 Chthonic Key |
| Twin Fists of Malphon | 8 Chthonic Keys after Eternal Spear, Shield of Chaos, and Heart-Seeking Bow are unlocked |
| Adamant Rail | 8 Chthonic Keys after other weapons are unlocked |
Aspects
There are 4 Aspect to every weapon, one of them is a hidden Aspect. Each Aspect of the weapons can be upgraded up to level 5.
The hidden Aspects of weapons requires specific conditions to be revealed so that you can unlock them with Titan Bloods.