The following is a list of the trophies from the Street Fighter series appearing in Super Smash Bros. for Nintendo 3DS. There are 3 trophies in total.
| Name | How to Unlock | Picture | Description |
| Ryu | Beat Classic Mode with Ryu |  |
 Ryu visits from the Street Fighter series! Ryu's fighting style is based on karate, but he's mixed in some other martial arts to make his own unique style. In Smash, he will perform either weak or strong attacks depending on if you press or hold down the buttons. His special attacks also have three power levels! Ryu makes his Super Smash Bros. debut! His fighting style is based on a form of karate, but he's mixed in some other martial arts to make his own unique style. Here his attacks can be weak or strong depending on whether you press or hold the buttons. Each of his specials have 3 levels of power using the same method.
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| Ryu | Beat All-Star with Ryu |  |
Ryu's Focus Attack move lets him withstand a blow and then counterattack. The longer you hold it, the longer your enemies will be stunned if you hit them. If it hits a standing enemy, the enemy will become defenseless. When that happens, cancel your Focus Attack and unleash a sick combo! Ryu's down special, Focus Attack, allows him to withstand a single attack and then unleash a counter. The longer you hold the button, the longer a standing enemy will be stunned if you hit them. An enemy in the air will fall slowly, defenceless. When that happens, cancel the Focus Attack and go for the knock-out!
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| Ken | Buy Bundle 2 DLC |  |
Ken has been Ryu's number-one rival and best friend since they trained together as children under the same master. In fact, the headband Ryu wears was a gift from Ken! Along with being a very talented martial artist, Ken is also heir to his rich father's Masters Foundation. But sorry, would-be suitors, Ken's married and has a son! Ken has been Ryu's number one rival and best friend since they trained together as children under the same master. The head band Ryu wears was a gift from Ken. Heir to his rich father's Masters Foundation, Ken is a highly skilled martial artist, but eventually goes home and becomes a family man with his wife Eliza and their son, Mel.
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