Through a combination of preparing, studying, and analyzing, Bub Bub creates detailed battle plans and tries to think two steps ahead of the enemy. At times, however, this can lead to Bub Bub creating complicated schemes that can baffle less intelligent subordinates.

Bub Bub can be very protective, and when any of his friends are being bullied or threatened, he will step in to defend them. This can gets Bub Bub in trouble when he refuses to back down during these exchanges, and sometimes has trouble discerning between friendly teasing and intentional insults. However, because of this fierce loyalty, his friends know that no matter what, Bub Bub will be there for them.

Despite an aversion for physical confrontation, Bub Bub has a quick-witted and sharp sense of humour, and never passes up the opportunity to make a quip or jibe about his situation, or to taunt his enemies. While some find Bub Bub to be funny and likeable, others do not always respond so warmly, and occasionally Bub Bub will get himself into more trouble than he thought when someone takes a joke the wrong way.

Bub Bub is very cheerful and happy, and always looks on the bright side of life. When chewing on life’s gristle, he doesn't grumble, but gives a whistle. He always hopes for the best, and enjoys laughing, smiling, dancing or singing. This unending optimism often improves the morale and spirit of everyone around him, and Bub Bub is always quick with a smile or a joke, even when drawing his terminal breath. This same exuberance can also be tiring to more jaded curmudgeons.

Bub Bub works hard to maintain an image of fierce tenacity despite being of a smaller stature. To that extent, Bub Bub has learned to not take jabs about his stature offensively, but to instead burn them quietly as fuel for his inner spirit. The flame that is sparked as a result is controlled by Bub Bub's discipline of never overestimating his own abilities or those of his opponents. He has trained to fully utilize his size as an advantage when fighting larger opponents. He knows exactly how to leverage his 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, Bub Bub becomes susceptible to a loss of spirit.

Bub Bub is utterly devoted to success in combat, no matter the mission, no matter the cost. He has spent his life building himself in the image of war, utilizing a dogmatic regimen that has lead him to a single-minded obsession with military success and requires intense physical and mental training. This training, however, has come at the cost of anything resembling empathy or concern for others - even his superiors and subordinates.