Rugger is Jimmy's owned a dog fight, which took part in the world cup.
Shiroi Senshi Yamato
Yamato, Ryō, Jumbo and Ishigake met Rugger and Jimmy for the first time while on the beach. Rugger played football with his owner, who was confirmed by a press mass. Thus they were training for a future championship match. Rugger was able tactical skill of controlling and anticipate the opponent's attack in battle.
See More pictures in Rugger/Gallery.