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