Get all items of the Amazon Area Stage (Tank, heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Central Museum Stage (heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Magma Area Stage (Tank, heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Northpole Area Stage (Tank, heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Inami temple Stage (heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Recycle Lab Stage (heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Laser Institute Stage (Tank, heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Get all items of the Weapon Center Stage (heart, armor and reploids) [No Ultimate armor_Black Zero, easy mode]
Beat the Giant Mechaniloid at the intro stage [No Ultimate armor_Black Zero, easy mode]
Beat Commander Yammark at the Amazon Area [No Ultimate armor_Black Zero, easy mode]
Beat Ground Scaravich at the Central Museum. [No Ultimate armor_Black Zero, easy mode]
Beat Blaze Heatnix at the Magma Area. [No Ultimate armor_Black Zero, easy mode]
Beat Blizzard Wolfang at the Northpole Area. [No Ultimate armor_Black Zero, easy mode]
Beat Rainy Turtloid at the Inami Temple. [No Ultimate armor_Black Zero, easy mode]
Beat Metal Shark Player at the Recycle Lab. [No Ultimate armor_Black Zero, easy mode]
Beat Shield Sheldon at the Laser Institute. [No Ultimate armor_Black Zero, easy mode]
Beat Infinity Mijinion at the Weapon Center. [No Ultimate armor_Black Zero, easy mode]
Defeat Zero Nightmare. [No Ultimate armor_Black Zero, easy mode]
Defeat High Max in a secret area. [No Ultimate armor_Black Zero, easy mode]
Defeat Dynamo. [No Ultimate armor_Black Zero, easy mode]
Defeat the Nightmare Mother. [No Ultimate armor_Black Zero, easy mode]
Defeat High Max at Gate's Laboratory. [No Ultimate armor_Black Zero, easy mode]
Defeat Gate. [No Ultimate armor_Black Zero, easy mode]
Beat the eight bosses at the ?????? stage. [No Ultimate armor_Black Zero, easy mode]
Defeat Sigma's first form. [No Ultimate armor_Black Zero, easy mode]
Defeat Sigma's final form. [No Ultimate armor_Black Zero, easy mode]
Beat the game without rescuing Zero. [No Ultimate armor_Black Zero, easy mode]
Beat the game with X (Zero rescued). [No Ultimate armor_Black Zero, easy mode]
Beat the game with Zero. [No Ultimate armor_Black Zero, easy mode]
Collect 9999 souls with X. [No Ultimate armor_Black Zero, easy mode]
Collect 9999 souls with Zero. [No Ultimate armor_Black Zero, easy mode]
Beat the game without defeating any of the 8 bosses on their stages. [No Ultimate armor_Black Zero, easy mode]
Beat the game on Xtreme game level [No Ultimate armor_Black Zero, normal and easy]
Beat the game with the Unarmored X (Normal or Xtreme, No saves, all stages, no tanks except Ex-Tank, no parts except Jumper and Hyper Dash)
Rescue all reploids. [No Ultimate armor_Black Zero, easy mode]
Get all 8 Hearts and 8 Life ups. [No Ultimate armor_Black Zero, easy mode]
Get all tanks (Energy, Ex and Weapon tanks). [No Ultimate armor_Black Zero, easy mode]
Get all the Blade Armor upgrades. (Wait for Alia report screen) [No Ultimate armor_Black Zero, easy mode]
Get all the Shadow Armor upgrades. (Wait for Alia report screen) [No Ultimate armor_Black Zero, easy mode]
Execute the Ultimate Armor code.(All other achievements will be disabled)
Execute the Zero's Black Armor code.(All other achievements will be disabled)
Beat the game with Zero (Normal or Xtreme, No Black Zero, no saves, all stages, no tanks except Ex-Tank, no parts except Jumper and Hyper Dash)
Get all 8 weapons_abilities and 8 energy ups.[No Ultimate armor_Black Zero, easy mode]
Get all the normal parts power-ups. [No Ultimate armor_Black Zero, easy mode]
Get all X's Parts power-ups rescuing reploids. [No Ultimate armor_Black Zero, easy mode]
Get all Zero's Parts power-ups rescuing reploids. [No Ultimate armor_Black Zero, easy mode]
Get all the Limited Parts power-ups rescuing reploids. [No Ultimate armor_Black Zero, easy mode]
Beat the Giant Mechaniloid without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Commander Yammark without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Ground Scaravich without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Blaze Heatnix without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Blizzard Wolfang without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Rainy Turtloid without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Metal Shark Player without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Shield Sheldon without being harmed. [No Ultimate armor_Black Zero, easy mode]
Beat Infinity Mijinion without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat Zero Nightmare without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat High Max in a secret area without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat High Max at Gate's Laboratory without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat Dynamo without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat the Nightmare Mother without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat Gate without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat Sigma's first form without being harmed. [No Ultimate armor_Black Zero, easy mode]
Defeat Sigma's final form without being harmed. [No Ultimate armor_Black Zero, easy mode]
Get through the Gate's Lab 2 with Shadow or Unarmored X (No Jumper, Hyper Dash and Speedster)