I like to mime stuff, especially after passing notes to the GM. Really ramps up the confusion.

Unfortunately I do all of my games via Discord now, so no one can see any of my gestures. I miss the old days of being able to just mime QuickDrawing my weapon in the middle of a conversation

Try miming using a key. Draw, thrust, twist. Then mime pulling it out while pushing the door open and then pass a note to the GM.

Do it right, and the rest of the party will think you just murdered a guy.

Well, you probably *did* just murder a guy, but it's completely unrelated to the miming.

The fact that you think that means his plan worked