Concept Gallery

The Concept Gallery is a feature in New Play Control! Metroid Prime, New Play Control! Metroid Prime 2: Echoes, Metroid Prime 3: Corruption and Metroid Prime Trilogy. Similar gallery features appeared in the original Nintendo GameCube versions of the former two. The Concept Gallery is where collections of artwork for each game can be purchased and viewed.

Prime

 * Gallery 1 (World Gallery in Trilogy) - Is unlocked for purchase after the Varia Suit is obtained. Costs 2 Orange Credits.
 * Gallery 2 - (Biology Gallery in Trilogy) - Is unlocked for purchase after the Gravity Suit is obtained. Costs 2 Orange Credits.
 * Gallery 3 - (Samus Gallery in Trilogy) - Is unlocked for purchase after the Phazon Suit is obtained. Costs 2 Orange Credits.
 * Gallery 4 - (Extras Gallery in Trilogy) - Is unlocked for purchase after the game is completed. Costs 2 Orange Credits.

Echoes

 * Promo Package - Is unlocked upon the first bootup of the game. Costs 2 Purple Credits.
 * Storyboard Package - Is unlocked after the Dark Beam is obtained. Costs 2 Purple Credits.
 * Sketch Package - Is unlocked after the Light Beam is obtained. Costs 2 Purple Credits.
 * Creature Package - Is unlocked after the Dark Suit is obtained. Costs 2 Purple Credits.
 * Character Package - Is unlocked after the Light Suit is obtained. Costs 2 Purple Credits.
 * Boss Package - Is unlocked after the game is completed. Costs 3 Purple Credits.

Corruption

 * Samus Package -
 * Creature 1 Package
 * Creature 2 Package
 * Character Package
 * Boss Package