Full list of all 18 Raskulls achievements worth 300 gamerscore. It takes around 8-10 hours to unlock all of the achievements in the base game on Xbox 360.
The base game contains 12 achievements worth 200 Gamerscore, and there are 2 DLC packs containing 6 achievements worth 100 Gamerscore.
With all the shiny Medallions, you are a true King of Bling.
You Frenzied for over 10 seconds! Your Frenzy skills pay the bills.
Your friends never expected to lose so badly. You sure showed them!
You won 5 Xbox LIVE Grand Prix matches.
You launched 10 Raskulls. Good grief!
You completed Mega Quest. More bragging rights for your already Kingly resumé!
You used Flame Charge to pan-fry your opponents.
You destroyed 20,000 blocks, an Achievement worthy of a true Raskulls veteran.
You totally won by using that Raskull as a stepladder to awesome.
Ninja flipped out so much at the end of Chapter 2 he didn't even think about it.
Turns out he was the evil Captain Turncoat! What a twist!
You've won your first race!
That Flame Charge was no match for Viking!
You finished the Shiny Stone Cup without being crushed! Skulltastic!
Kitten totally won that race with a Stun All to spare!
You kept your cool and finished the Halfbrick Cup without being burnt by lava.
Those other Raskulls were no match for Battlebones!
You won Tempest Tunnels by Flame Charging upwards to the Finish. Hot skills!