Do the following achievements to receive the desired amount of Skill Points:
In For a Penny… (1 points): kill 3 Hybrids with a single grenade
Lightfoot (4 points): no damage from the mines in Manchester level
This Is My Rifle, This Is My Gun (2 points): kill the Stalker in Manchester Traffic Circle using only the M5A2 in Manchester level
In One Ear, Out The Other (2 points): receive at least 5 kills by headshot with the L23 Fareye in Nottingham level
Reading Is Fun! (2 points): receive 10 Intelligence Reports
Homing Beacons (3 points): kill 4 Hybrids with the Bullseye in York level
Turrets (3 points): kill 6 enemies with the Chimeran Sentry gun
Chicks Dig Eyestrain (3 points): receive 20 Intelligence Reports
Too Many Secrets (7 points): receive all Intelligence Reports
Fetch (2 points): kill a Howler with a grenade
Why Are These Candles Screaming? (3 points): kill 8 Hybrids with fire in within 20 seconds
Lovely Parting Gifts (2 points): squat over 15 dead Hybrids
Mechanical Thumbs (5 points): successfully complete the game on the Hard difficulty setting
Tag, You’re It (2 points): kill 5 enemies with the Bullseye within 30 seconds
Twirly-Whirly (3 points): kill 5 Menials with the Bullseye trap
Supersonic Meat Cubes (3 points): kill 3 Leapers with a Frag in York level
Acupuncture Is Cheaper (2 points): kill 3 enemies at once with the Hedgehog
Gasping For Air (3 points): kill 2 Hybrids in a level only after severing all of their houses
Nowhere To Hide (3 points): kill 5 enemies in a level by shooting them through a wall with the Auger
Don’t Worry, Insurance Has It Covered (3 points): destroy 3 or more black 20th Sentry (3 points): avoid receiveting by a laser mine in Grimsby level
Personal Space Bubble (4 points): avoid any Menial grabbing you in Grimsby level
Mirror, Mirror (3 points): destroy all glass objects in all three sections in Cheshire level
Passive Aggressive (3 points): kill 4 Hybrids or Menials with non-weapon damage in Cheshire level
Next Speed Trap, 50 Miles (3 points): successfully complete the Somerset level in within 7 minutes 45 seconds in Somerset level
I Can See My House From Here! (2 points): jump 50m in the LU-P Lynx in Cheddar Gorge in the Somerset level
Misplaced Aggression (2 points): destroy all cars in the town section in Somerset level
We’ve Lost The Security Deposit Anyway (2 points): destroy 10 medical lamps in Cheshire level
They Came From Behind (3 points): kill 3 Hybrids while driving in reverse in Somerset level
I Believe This Is Yours (3 points): use only Chimeran weapons to kill enemies in Somerset level