9 / 12 (75%)
Gamerscore 125 / 200

Found 12 achievements for Gamerscore 200

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  • Armory 504
    Collect 4 different weapon power-ups.

    Unlocked 11-08-2006 03:31 PM

    Gamerscore 10
    Score
    77%
    Common
  • Team Work 289
    Score 100,000 points in an Xbox Live Co-op game.
    Online

    Unlocked 01-02-2007 06:48 PM

    Gamerscore 10
    Score
    44%
    Uncommon
  • Untouchable 431
    Get to the first tunnel without losing a life.
    Missable

    Unlocked 11-08-2006 03:31 PM

    Gamerscore 10
    Score
    66%
    Common
  • Tunnel runner 1 468
    Beat the first timed tunnel with 33 seconds or more left.
    Time-Limited

    Unlocked 11-08-2006 03:52 PM

    Gamerscore 10
    Score
    72%
    Common
  • Infiltration 436
    Destroy the alien tower at the end of the water level.

    Unlocked 11-08-2006 03:38 PM

    Gamerscore 15
    Score
    67%
    Common
  • Tunnel runner 2 301
    Beat the second timed tunnel with 55 seconds or more left.
    Time-Limited

    Unlocked 11-09-2006 04:57 AM

    Gamerscore 15
    Score
    46%
    Uncommon
  • Well Equipped 234
    Collect 3 different weapons in the second tunnel.
    Missable

    Unlocked 11-09-2006 05:05 AM

    Gamerscore 15
    Score
    36%
    Uncommon
  • Tough Guy 283
    Get to the second tunnel without obtaining a single weapon upgrade.
    Missable

    Unlocked 11-08-2006 03:45 PM

    Gamerscore 20
    Score
    43%
    Uncommon
  • Proficient 211
    Complete the second tunnel with a score of 100,000 or more in Arcade mode.
    Missable

    Unlocked 01-02-2007 07:37 PM

    Gamerscore 20
    Score
    32%
    Uncommon
  • Partnership 142
    Complete the game in Xbox Live Co-op mode.
    Online
    Gamerscore 20
    Score
    21%
    Rare
  • Bulletproof 93
    Complete the game in Arcade mode using only 1 credit.
    Missable
    Gamerscore 25
    Score
    14%
    Very Rare
  • Full Assault 150
    Complete the game in under 12 minutes.
    Time-Limited
    Gamerscore 30
    Score
    23%
    Rare

Showing 12 of 12 achievements total