1001 Spikes

Complete the following achievements to unlock Xbox Live Gamerscore points.

Golden Boy (100 points): Complete the Golden Temple.

Stone Cold (200 points): Complete Antarctica.

Lost and Found (50 points): Complete the Lost Levels.

Towerful (50 points): Complete the Tower of Nannar.

Headhunter (100 points): Collect all golden skulls.

Collector (200 points): Unlock every character and costume.

Speed Runner (50 points): Complete every stage of the main game as Aban Hawkins with a cumulative time of less than 30 minutes.

Serpentine (50 points): Find the Key of Serpentis.

Sold Out! (150 points): Purchase every unlockable in Conseil's Duty Free.

Finish the Fight (50 points): Unlock Space Marine Aban.

Obtain the Key of Serpentis, then play level 10-7, "Jokulkyrkja", in Antarctica. Jump on the platform with the strange serpent symbol and it will lower into a Boss fight. Defeat the boss by throwing knives at the crystals on the ceiling in order to break each section of the dragon platform you are riding on. After the Boss has been defeated you will unlock Antarctica for all characters, Jim Hawkins, and the alternate ending.

Complete all Akumpa Ruins levels. To unlock Antarctica Temple for all characters, view the True ending.
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Collect four Golden Skulls.

Complete the indicated task to unlock the corresponding character.

Commander Video: Collect eight Golden Skulls.

Curly Brace: Collect thirty Golden Skulls.

El Testigo: Collect twenty six Golden Skulls.

Jim Hawkins: View the True ending.

Juni: Collect eighteen Golden Skulls.

President Thompson: Collect twenty Golden Skulls.

Sugimoto: Collect sixteen Golden Skulls.

Tina Hawkins: Complete Ukampa Ruins.

Zombie: Collect twenty three Golden Skulls.

You can find the Key of Serpentis in level 2-1, near the exit door. It only becomes accessible after unlocking Antarctica and when using Aban Hawkins, the main character.

Play level 2-1, "Rush into the Ruin", at the Ukampa Temple. One the right side of the exit is a unique block with a key symbol. Remove the key block and enter the new area to the right of the exit. Note: Removing the block may require all Golden Skulls. The Key of Serpentis can be found in the center of the temple area.

Complete World 1 and watch the video sequence. Aban will talk about the temple of Poko-mum and refer to it as "Pocket Monster", which is the Japanese title for the Pokemon series of games.