There are currently 13 packs of skills. 
 
Pack #1 (opens at Stage 1)
  • Quick Fights Winner - Gives bonus coins for winning Quick Fights
  • Merchant - Gives bonus coins for selling parts
  • Power for Titans - Gives additional power to Titans
  • Master of Stingers - Increases damage of all Stingers
  • Tweaked Boosters - Increases health of all Boosters
  • Custom Surfers - Increases health of all Surfers
Pack #2 (opens at Stage 4)
  • Cheaper Skips - Discount for skipping opponents in Quick Fights
  • Power for Sneakies - Gives additional power to Sneakies
  • Master of Rockets - Increases damage of all Rockets
  • Tuned Rollers - Increases health of all Rollers
  • Custom Titans - Increases health of all Titans
Pack #3 (opens at Stage 7)
  • Championship Defense - Gives bonus coins for successful defense in the Championship
  • Better Toolboxes - Delivers toolboxes with bonus health
  • Power for Surfers - Gives additional power to Surfers
  • Master of Drills - Increases damage of all Drills
  • Tweaked Scoops - Increases health of all Scoops
Pack #4 (opens at Stage 10)
  • Better Toolboxes - Delivers toolboxes with bonus attack
  • Power for Boulders - Gives additional power to Boulders
  • Tuned Knobs - Increases health of all Knobs
  • Custom Sneakies - Increases health of all Sneakies
Pack #5 (opens at Stage 13)
  • Power for Classics - Gives additional power to Classics
  • Master of Chainsaws - Increases damage of all Chainsaws
  • Tuned Bigfoots - Increases health of all Bigfoots
  • Custom Boulders - Increases health of all Boulders
Pack #6 (opens at Stage 16)
  • Master of Blades - Increases damage of all Blades
  • Custom Classics - Increases health of all Classics
  • Tuned Sticky Rollers - Increases health of all Sticky Rollers
  • Master of Laser - Increases damage of all Lasers
Pack #7 (opens at Stage 19)
  • Tweaked Repulses - Increases health of all Repulses
  • Tuned Scooters - Increases health of all Scooters
  • Tuned Tires - Increases health of all Tires
  • Custom Pyramids - Increases health of all Pyramids
Pack #8 (opens at Stage 22)
  • Quick Bet Reward - Additional bonus to super parts for winning a quick bet
  • Tweaked Backpedals - Increases health of all Backpedals
  • Tuned Sticky Tires - Increases health of all Sticky Tires
  • Master of Double Rockets - Increases damage of all Double Rockets
Pack #9 (opens at Prestige 1)
  • Stronger Boosters - Makes all Boosters more powerful
  • More Quick Bets - Unlocks an additional quick bet
  • Custom Whales - Increases health of all Whales
Pack #10 (opens at Prestige 2)
  • Stronger Repulse - Makes all Repulses more powerful
  • More Long Bets - Unlocks an additional long bet
  • Weapons Synergy - Increases the damage when using the same weapons
Pack #11 (opens at Prestige 3)
  • Quick Bets Slot - Additional slot for placing parts on quick bets
  • Premium Delivery - Permanent bonus to all super parts received from boxes
  • Wheels Synergy - Increases the health when using the same wheels
 
Pack #12 (opens at Prestige 4)
  • Long Bets Slot - Additional slots for placing parts on long bets
  • Supreme Delivery - Permanent bonus to all legendary parts received from boxes
  • Better Toolboxes - Delivers toolboxes with bonus power
 
Pack #13 (opens at Prestige 5)
  • Super Bet - Unlocks super bets, which take more time and give bigger rewards
  • Pro Mechanic - Gives bonus exp to parts during the fusion, which leads to faster level ups
  • Long Bet Reward - Additional bonus to super parts for winning a long bet
  • Pro Dealer - Discount for fusing parts