The amount of Missiles restored on collecting one is usually five, but in some games there are different types of ammo that restore different amounts. They are as follows: * Metroid - A small rocket that flashes orange and blue and restores 2 Missiles (although Missile Ammo collected from defeated Metroids in Tourian can restore 30 Missiles). * Metroid II: Return of Samus - Small triangular projectile that restores 5 Missiles. * Super Metroid - A larger, pink tipped projectile that restores 2 Missiles. * Metroid Fusion - Not present -- X Parasites are used instead; Green X restore 2 Missiles, Red X and Core-X restore 50 Missiles. * Metroid: Zero Mission - Resembles that of Super Metroid, but is smaller; restores 2 Missiles. * Metroid Prime - Three different types of