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