It only will happen if it's over 100% already. So if he fights a Sion with a crit avoidance arrow under Traya (75 total CA) Han's 100% crit + 61% CD turns into a flat 86% crit chance an no bonus CD W… (View Post)
Any crit chance over 100% is converted in a 1:1 ratio into extra crit damage. Here's an example using Han Solo Base (relic 7) crit chance- 91.67% Unique- +20 Guard- +25 Crit chance up- +25 Total- 161… (View Post)