Taste the Deoxy-Rainbow
Max out the gun energy gauge at 8 units.
Bringing the Heat-Seeker
Use a homing missile.
Making Lightning Waves
Use a thunder break.
Spread out the Power
Use a multi-warhead missile.
Starting the Siege
Defeat the mutant blocking the path leading to Area 2.
For Employees Only
Find the shortcut in Area 3.
Gun Turret Grassland
Defeat Mother Brain and obtain the Hyper from Area 1.
Fluorescent Armaments
Defeat Crabullus and obtain the Crusher from Area 2.
Launch Programming
Defeat Photophage and obtain the Hover from Area 3.
Ready for Lift-Off
Max out the hover gauge at 8 units.
Radioactive Reunion
Encounter Fred in Area 4.
Unsealing the Sewer
Defeat Fred and obtain the Key from Area 4.
Earn Your Swimming License
Defeat Hard Shell and obtain the Dive from Area 5.
Chilly Climb-It Change
Defeat Frozen Crabullus and obtain the Wall 1 from Area 6.
Sticky Frog Legs
Defeat Solar Enhanced Fred and obtain the Wall 2 from Area 7.
Sink-Tanker
Bring Sophia III to the bottom of the abyss in Area 5 before obtaining the Dive upgrade.
World's Bravest Pet Owner
Defeat the Underworld Lord and save Fred.
Critical Mass Destruction
Defeat the Plutonium Boss with full gun power and without taking damage.
Let This Duel Be Our Last
Defeat the Underworld Lord without taking damage.
Jennifer Would Be So Proud...
Beat the game without using any continues.
Super-Planetary Survivor
Beat the game without dying.
Hypogean Heptathlon
Defeat the Mutant Bosses of the first 7 areas
Knight of the Surface World
Defeat the Underworld Lord with full gun power.
Put on Full Blast
Max out the homing missile's ammo at 99.
Staying in Charge
Max out the thunder break's ammo at 99.
Clearing the Max Three-Fold
Max out the multi-warhead missile's ammo at 99.