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