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