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