Sinister Sue is extremely competitive and strives to become the best at every task she is given. The benefit of this cutthroat approach to life and work is that she will always give 100%, pushing herself to her physical or mental limits to overcome any task. However, Sinister Sue’s overzealous ambition makes her insufferable to all but the most patient of companions, making it difficult to make friends while she either proves successful or utterly fails at being the best.

When Sinister Sue does things, she makes sure everything is done correctly, no matter how long it takes. This means there are frequent delays in Sinister Sue's work, but it's usually done right, at least.

While generally laid back and more than happy to offer a quip of sarcasm, Sinister Sue's entire demeanor changes once combat begins. She becomes focused and quiet, with her smile replaced with a look of grim determination.

Sinister Sue has a tendency to be secretive and keeps to herself, relying on deception to conceal her motives and intentions. She is a schemer, and plots and plans against others carefully. When dealing with a confrontation, she will try and bluff her way out of trouble, or overcome obstacles with deliberate, covert actions.

Sinister Sue works hard to maintain an image of fierce tenacity despite being of a smaller stature. To that extent, Sinister Sue has learned to not take jabs about her stature offensively, but to instead burn them quietly as fuel for her inner spirit. The flame that is sparked as a result is controlled by Sinister Sue's discipline of never overestimating her own abilities or those of her opponents. She has trained to fully utilize her size as an advantage when fighting larger opponents. She knows exactly how to leverage her weight to deliver the most effective take downs or maneuvers. The effort to maintain this image can be draining at times, and when outmatched or overwhelmed, Sinister Sue becomes susceptible to a loss of spirit.

Sinister Sue has an uncanny knack for identifying traps and alerting others to them. Now, if only she could consistently do it BEFORE the trap goes off...