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