Here is the full list of all 44 Micro Machines World Series achievements.
Feed a player to the hippos
Win every round in an elimination event
Reach level 10
Use Agent Atom to Flashbang 3 opponents within 3 seconds of leaving Stealth
Use Lt. Shields' Shotgun & Marked Man to destroy a full health opponent
Shatter a frozen opponent using Viktoriya Tennikost's Ice Axe
Explode a burning enemy with El Incendio's Nitro Tank
Take a counting down bomb from your base and explode the opponents' base without dropping it
Hit a burning opponent with a COBRA H.I.S.S Heat-Seeking Missile
Complete an online event with every car
Get promoted to the Silver division
Collect 50 items (not including exclusive rewards)
Hit 3 opponents with a single Life Ring from Captain Smallbeard
Complete a special event
Finish an event using a newly equipped item
Complete a ranked event
Complete your first online event
Complete the tutorial
Get all other achievements
Reach level 20
Reach level 30
Reach level 40
Prestige for the first time
Complete an event in a group
Collect all items for a single car
Collect 100 items (not including exclusive rewards)
Use ultimate abilities 10 times
As Dr. Mel, resurrect every player on your team in a single battle
As Hank N. Stein, destroy 3 flag or bomb carriers that have been slowed by your Earthquake
Use Yu Saiko to destroy 3 opponents in a single Black Hole
Use one of Jack Hammer's boosted sentry turrets to destroy 3 opponents
Destroy 2 opponents with a single Rapid Fire as G.I. JOE MOBAT
Use Chief A. Blaze's Foam Blast to put out flames on 3 teammates at once
Push 5 players into the lawn mower in a single battle
Destroy 5 opponents while you're riding on a drone
Exit a teleporter and destroy an opponent 5 times
Get an assist on an opponent destroyed by the Ouija board
Push 10 opponents into buzzsaws
Destroy an opponent by pushing them into a laser gate
Win a control game without letting the opposition get a single point
Destroy an opponent within 1 second of them picking up your flag
Win a race without being destroyed on 10 different tracks
Push all 3 opponents off the track or into hazards in one round during an elimination skirmish
Destroy all 3 opponents in a single life during a free-for-all skirmish