Roger jr.

Background
Roger was a genetically engineered kangaroo who was the result of a military experiment conducted by Doctor Gepetto Bosconovitchwhile under employment of the Mishima Zaibatsu. In Tekken 2, Junfound Roger and Alex and quickly made arrangements for them to live out their lives in Australia, where they would be safe. Roger soon found a wife while in the wilderness, who gave birth to their son, Roger Jr. He also wears boxing gloves like his parents. It is unknown where they learned to fight, but it is speculated that Roger taught them since Roger had been taught by Armor King in Tekken 2 along with Alex.

Tekken 5
Prologue: 20 years earlier before the events of Tekken 5, during the 2nd Iron Fist Tournament, Kazuya Mishima (the CEO at the time) ordered his scientists to create a new type of military weapon. This entity was known as Roger. A few years after the "death" of Kazuya, Roger ran away and met a female kangaroo. They then had a child, whom they decided to name, "Roger Jr."

Ending Description: After a long struggle, they find him. But they soon discover that Roger was living the easy life, unconcerned about his family and/or fatherly responsibilities. Roger Jr. became shocked and angered at the sight of seeing his dad relaxing while Roger Jr. and his mother were worried sick about him and vengefully uppercuts him through the roof and tramples his photograph.

Tekken 6
Prologue: After the tournament, life became hard for Roger Jr. and his mother. Shortly thereafter, The King of Iron Fist Tournament 6 was announced, and Roger Jr. and his mother decided to join the tournament in search of victory and financial security.

Ending Description: Roger is teaching Roger Jr. boxing moves and bonding with his son, when all of a sudden, Roger's Wife comes in confronting Roger with a picture of him surrounded by other female kangaroos. As a result, she uppercuts him up through the roof. The screen ends with Roger Jr. gazing in confusion at what had just happened. Throughout the whole ending, canned laughter can be heard.