• Base ATK - The sum of the character and weapon ATK stats (the white ATK number in the character details page).
• Flat ATK - The sum of the Plume of Death (feather artifact) and all flat ATK secondary stats on artifacts.
• %ATK - The sum of all %ATK sources. Includes artifacts with %ATK as main or secondary stat, weapons with %ATK as a secondary stat and some set bonuses.
• Crit Rate - As listed in the character details page
• Crit DMG - As listed in the character details page
• Physical DMG Bonus - As listed in the character details page
• Elemental DMG Bonus - As listed in the character details page for the relevant Element.
• Physical DMG RES Reduction - Effects that reduce the physical resistance of the enemy, such as Superconduct.
• Elemental DMG RES Reduction - Effects that reduce the elemental resistance of the enemy, such as Viridescent Venerers 4 piece set bonus effect.
• Elemental Reaction - The percent of the relevant reaction within the Elemental Mastery section of the character details page.

* A note about Elemental Reaction DMG - These numbers are only relevant for Melt and Vaporize reactions. Further more, the damage multiplier changes based on the triggering element.