Attacks that reduce abilities

[Booker Grimm]

How does this work?

The shadow monster attack just takes strength (1d6 Str) from normal damage.

Is there a way to actually reduce the ability without using an Effect?

[Trenloe]

Is there a way to actually reduce the ability without using an Effect?
Use the "DMG" column after the ability bonus on the main page to track ability damage.

[swbuza]

Use the "DMG" column after the ability bonus on the main page to track ability damage.

Can an attack automatically apply ability damage to that column?

[Trenloe]

Can an attack automatically apply ability damage to that column?
Nope.