Bowser Bernard Koopa, Jr. but usually simply referred to as Bowser Junior, or simply Junior, is one of the three main protagonists (alongside Jeffy and Mario) as well as the secondary protagonist of the SuperMarioLogan franchise. He's the fan version of the Super Mario villain of the same name. He is the most common character in the series along with Mario and Jeffy. He is the main protagonist of the Bowser Junior's Summer School videos and The School videos.
In earlier videos, he was the unbeloved son of Bowser, and was usually parented by Chef Pee Pee. In later videos, he is now the beloved son of Bowser and he doesn’t bother Chef Pee Pee now.
His best friends are Cody, Joseph and Jeffy and they hang out with each other pretty much all the time nearly every video.
Bowser JunIor originally also started out as the main antagonist in his debut Baby Mutant Turtles and he would also be the secondary antagonist of Season 5 to Season 8. From Season 9 to Onwards, He became the main protagonist.
Name: Bowser Bernard Koopa, Jr., Bowser Junior
Classification: Plush Koopa
Tiering System: 10-C | 3-A | 6-A | Unknown
Powers and Abilities: Toon Force, Reality Warping, Immortality (Type 4), Electricity Manipulation (temporarily), Mind-Reading (temporarily), Laser Vision (temporarily), Time Manipulation (Can summon anything from the past with the Past Machine. Can stop, rewind, and fast forward time with the Remote.), Sound Manipulation (can mute people and change their languages with the Remote), has access to nuclear missiles (with the Nuclear Football)
Attack Potency: Below Average level | Universe level (can summon the Big Bang) | Continent level (was able to nuke the North Pole) | Unknown (can stop time on a universal scale)
Speed: Supersonic (comparable to Jeffy) | Irrelevant (due to time manipulation)
Lifting Strength: Below Average (was unable to lift a bowling ball)
Striking Strength: Average
Range: Melee | Universal | Planetary (can nuke any place on Earth)
Standard Equipment: Various toys, several weapons including knives and guns
Intelligence: Below Average (naïve, gullible, lacks common sense; thinks that the sun is a planet, that stars are literally star shaped, that Sunkiss comes from the sun, and that it is safe to land on the sun. Believes the Earth is flat. Does not know what coal is, does not understand multiplication or division, gets poor grades in school, although, he is skilled in murdering people)
Weaknesses: Lack his IQ.