Terrinoth Talents expands on the 36 careers offered in Trades of Terrinoth by providing a talent pyramid for each career along with new talents derived from the class abilities in Descent.

Over 90 talents are presented in this product! (including talents for stealth characters, warriors, magic and other character concepts).

https://www.drivethrurpg.com/product/320980/Terrinoth-Talents

Also part of a bundle, bundled with Trades of Terrinoth (as the two are designed to be used together).

https://www.drivethrurpg.com/product/320981/Trades-and-Talents-BUNDLE

Quick question, is there a reason why Bard has an extra row of skills?

In translating his abilities from Descent to Genesys, he just had more that weren't already existing Talents.