This page contains Sentinel Unlockables for Atari 2600 called "Play as the Alien Brigade and the Omega Fortress" and has been posted or updated on Oct 17, 2006 by antlion.
- Developer: Imagineering Inc
- Publisher: Atari
- Genre: Action
- Release: Not Set
- ESRB: Not Set
Play as the Alien Brigade and the Omega Fortress
During any of the levels listed below, fire a charge shot after you take at least 1 point of damage. While the charge shot is on-screen, press Start and press the Up directional button twice, then press the Right directional button once. After that, complete the level with the proper requirements listed below, and a menu will come up with the ships you have already unlocked. You can access it from the Start menu at any time.
|Unlockable:||How to Unlock:|
|Attack Patroler||Get over 200 kills on Bonus Stage 1|
|Lord Vlad||Get over 1000 kills on Level 20|
|Patrol Cruiser||Get over 500 kills on Level 1|
|Psywave Cruiser||Get over 800 kills on Level 7|
|The Omega Fortress Leader, Omegaman||Get over 5000 kills on all levels combined|
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