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