Palpatine...

Rewatching the Clone Wars and thinking about all the times Palpatine was in some predicament where he probably wanted to go full Sith Lord on some people but couldn't...

"Hostage Crisis" when Cad Bane took Senators hostage and locked down the building ...I could just imagine him tearing through the band of Bounty Hunters while cackling, "I'm not locked in here with you, you're locked in here with me..."