Yoshi is a character from the Mario series. He appears in the 8th episode of Death Battle, Yoshi VS Riptor , where he went against Killer Instinct's resident dinosaur, Riptor.
A denizen of Yoshi's Island, he has helped Mario on several occasions, and both have learned over time to work with one another. He is among the race of Bowser's worst enemies, due to the fact that they are happy. He has participated in a number of sports, fighting, and Mario Party.
Yoshi's sprite comes from Super Mario World 2: Yoshi's Island
Yoshi among with his opponent are the fifth and sixth characters to appear on Death Battle who first came to being within the 1990s era. In Yoshi's case being 1990 due to Super Mario World first coming out on November 21st of 1990.
Yoshi is the first male combatant to defeat the female combatant with the next two being Dante and Roronoa Zoro.
Yoshi is the only Mario character to fight someone who is neither from the Sonic series (Since Mario, Luigi, and Donkey Kong fought Sonic, Tails, and Knuckles respectively), the Zelda series (Since Princess Peach and Bowser fought Princess Zelda and Ganondorf respectively), nor his own series (Since the Goomba and the Koopa Troopa were the only ones to fight each other), in which it is Killer Instinct character, Riptor.
Yoshi is the first character to beat a Killer Instinct character with the next one being Sub-Zero.