Metal Gear Acid
Viper Card
Input VIPER as a password to get a card featuring Black Arts Viper.
100% success rate.
XM8 Card
Input XMEIGHT as a password to get a weapon card with 50 attack, 60% hit, 5.56mm bullets, 6 shots, 70% reaction, move 6 spaces, and knockback.
100% success rate.
Karen Card
Input KAREN as a password to get a card featuring Karen from Policenauts.
View Model Clips
Input either ELYTS or MAEB as a password to view clips featuring Japanese models.
Mika Card
Input MIKA as a password to get a card featuring Mika from Snatcher.
Jehuty Card
Input JEHUTY as a password to get a card featuring Jehuty from Zone of the Enders. Note: This card will destroy all equipment and equipment level-ups in the current room.
Game Description:
The legendary Metal Gear series returns with a whole new gameplay system utilizing strategic battle cards that focuses on deep tactical strategy with an entirely new Metal Gear storyline. As the role of top-secret agent, Solid Snake, players will make calculated decisions to plan out their infiltration strategy and accomplish the mission in a turn-based style of game. Metal Gear Acid delivers the trademark stealth-action experience in a new game for the PSP handheld system.
The database at Game Oak contains more information regarding Metal Gear Acid for Sony PlayStation Portable.