- Type: Catalyst
- Stars: 4 ✦ ✦ ✦ ✦
- Base Damage: 44
- Ability: Elemental Mastery 24
- A nautical chart featuring nearby currents and climates that somehow found its way into Liyue via foreign traders.
- Tiggering an Elemental reaction grants a 8/10/12/14/16% Elemental DMG Bonus for 10s. Max 2 stacks.