Here is the full list of all 29 SpeedRunners achievements.
Deflect a fireball with a shockwave
Beat the final Chapter in Story
Beat all Chapters on Unfair difficulty
Beat the third Chapter in Story
Freeze three opponents with one ray
Beat the second Chapter in Story
Hit three oppenents with one fireball
Beat the first Chapter in Story
Promote to the Bronze League
Maintain superspeed for a full second
Promote to the Beginner League
Unlock Ranked matches
Reach max XP
Don't touch the floor for 30 seconds.
Block 10 Rockets with Crates.
Dodge the Golden Hook 10 times.
Witness the SpeedRoulette.
Tackle 10 opponents mid-air.
Grapple 100 opponents using the golden hook.
Grapple someone from far away.
Use a bomb on two opponents at the same time.
Drop a Crate on an opponent's head 10 times.
Don't touch the floor for 10 seconds.
Grapple someone who just grappled you.
Overtake 1000 opponents.
Shoot yourself with your own rocket.
Don't touch the floor for 5 seconds.
Block 10 golden hooks with crates