Boundless Mind
Synergy Feat
Prerequisite
Your mental prowess reaches incredible heights and lesser minds are as open to you as a tavern’s door. You can spend 2 exertion points to cast detect thoughts without the need for any components. When a creature makes a saving throw against your detect thoughts, you can spend another 2 exertion points to give it disadvantage . Finally, you can spend an additional 2 exertion points to also affect a creature under the effects of your detect thoughts with a zone of truth spell without the need for any components.
Source