Can you state all canon instances of grimdark/Condense-controlled people/trolls?

Rose in Act 5 Act 2

Jade in Act 6 Act 5 Act 1 - Act 6 Act 5 Intermission 5 (not including Act 6 Act 5 Act 2) 

Not Eridan, he did not go grimdark no matter how much you think he did. That color contrast on the one page is not indicative on grimdarkness, that’s not how grimdark works.