Defeat D-1000 and beat Destroyed Eurasia as Falcon Armor X

Defeat Commander Yammark and beat the Amazon Area

Defeat Blizzard Wolfang and beat the North Pole Area

Defeat Blaze Heatnix and beat the Magma Area

Defeat Metal Shark Player and beat the Recycle Lab

Defeat Ground Scaravich and beat the Central Museum

Defeat Rainy Turtloid and beat the Inami Temple

Defeat Shield Sheldon and beat the Laser Institute

Defeat Infinity Mijinion and beat the Weapon Center

Defeat the Nightmare Mother

Defeat High Max in the Secret Laboratory

Defeat Gate

Defeat Gate as Zero

Beat the game as X... But didn't you miss someone?

Beat the game as X with Zero successfully rescued

Beat the game as Zero

Defeat Dynamo

Defeat Nightmare Zero

Defeat High Max in an Alternative Route

Collect all 8 heart tanks

Collect both Life Sub Tanks, the Weapon Sub Tank, and the EX Item

Assemble and complete the Blade Armor

Assemble and complete the Shadow Armor

Assemble and complete the current armor you are using

Rescue all 40 reploids

Defeat Nightmare Zero on Level 4 and unlock the Black Armor

Reach Rank UH and unlock the Ultimate Armor (and Black Zero if you didn't already)

Unlock Gate's Laboratory before defeating all 8 investigators and without defeating High Max

Defeat D-1000 and beat Destroyed Eurasia as Zero

Beat all 8 investigator stages on Xtreme

Defeat Nightmare Zero on Xtreme

Defeat High Max in an Alternative Route on Xtreme

Defeat Dynamo on Xtreme

Defeat the Nightmare Mother on Xtreme

Defeat Gate on Xtreme

Beat the Game on Xtreme

Survive High Max in the Destroyed Eurasia without taking damage

Get the Sub-Tank or rescue Iso in Amazon Area as X without having Jumper, Hyper Dash or Speedster equiped (No Ultimate Armor)

Defeat any boss in the Amazon Area's alternative route... No Reploids?

Get the armor upgrade in Inami Temple without damage boosting or using the Blade Armor

In Inami Temple's alternate route, destroy the acid rain capsule without recovering health on normal or higher (No Ultimate Armor)

Collect all the permanent upgrades and rescue all reploids in Laser Instituite, then enter the boss door in a single visit, without dying on normal or higher

Defeat Nightmare Zero as Zero without life upgrades, parts or healing on normal difficulty or higher

Defeat High Max in any alternative route using an incomplete Blade armor without using special weapons

Defeat Dynamo in North Pole Area as Zero without taking damage or stunning him on Normal or higher

Defeat all the 8 investigators in the boss rush as X without recovering health or dying on Normal or higher (No Ultimate Armor)

Defeat all the 8 investigators in the boss rush as Zero without recovering health or dying on Normal or higher

Defeat Commander Yammark without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Blizzard Wolfang without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Blaze Heatnix without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Metal Shark Player without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Ground Scaravich without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Rainy Turtloid without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Shield Sheldon without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Infinity Mijinion without taking damage on Normal difficulty or higher (No Ultimate Armor)

Defeat Commander Yammark and beat the Amazon Area as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Blizzard Wolfang and beat the North Pole Area as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Blaze Heatnix and beat the Magma Area as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Metal Shark Player and beat the Recycle Lab as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Ground Scaravich and beat the Central Museum as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Rainy Turtloid and beat the Inami Temple as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Shield Sheldon and beat the Laser Institute as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Infinity Mijinion and beat the Weapon Center as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Nightmare Mother and beat Secret Laboratory 1 as Unarmored X on normal or higher without equipping any parts (except Hyper Dash) or using any tanks [Ex-Tank OK]

Defeat High Max and beat Secret Laboratory 2A as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Gate and beat Secret Laboratory 2B as Unarmored X on normal or higher without equipping any parts or using any tanks [Ex-Tank OK]

Defeat Sigma and beat Secret Laboratory 3 as Unarmored X on normal or higher without equipping any parts (except Jumper) or using any tanks [Ex-Tank OK]

Reach the main boss door in Magma Area under 1:40 on Normal or higher

Reach the main boss door in Weapon Center under 30 seconds on Normal or higher

Defeat High Max in Secret Laboratory 2 under 7 seconds as Ultimate Armor X