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