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