Undeniable

+500 to Accuracy Rating
1% increased Attack Speed per 150 Accuracy Rating
Gain Accuracy Rating equal to twice your Strength [1]

Undeniable is an Ascendancy passive skill for the Juggernaut that grants a large amount of base accuracy rating plus additional accuracy equal to twice your strength. It also grants increased attack speed per 150 accuracy rating.

Ruthless mode

1% increased Attack Speed per 150 Accuracy Rating
Gain Accuracy Rating equal to your Strength

Undeniable in Ruthless mode does not grant additional accuracy, and provides half as much additional accuracy based on strength.

Version	Changes
3.22.0	[Ruthless-specific This patch note only applies to Ruthless mode and does not affect the main game mode.] No longer provides "+500 to Accuracy Rating" in Ruthless. It now provides "Gain Accuracy Rating equal to your Strength" (equal to twice your Strength in non-Ruthless).
3.13.0	No longer grants: 30% increased Accuracy Rating if you've dealt a Critical Strike in the past 8 seconds, 30% increased Damage if you've dealt a Critical Strike in the past 8 seconds. Now grants: 1% increased Attack Speed per 150 Accuracy Rating (from 1% per 200 Accuracy Rating), Accuracy Rating equal to twice your Strength (from Accuracy Rating equal to your Strength), +500 to Accuracy Rating (from +1000).
3.2.0	Added 30% increased Accuracy Rating if you've dealt a Critical Strike in the past 8 seconds, 30% increased Damage if you've dealt a Critical Strike in the past 8 seconds, Gain Accuracy Rating equal to your Strength.
2.3.0	Changed 10% increased Attack Speed to 1% increased Attack Speed per 200 Accuracy Rating.
2.2.0	Added to the game.