Medabots with Air-Type Legs (A Lightblue icon covered with a Medabot with wings) are very weak against Anti-Air.
Anti-Sea
Medabots with Sea-Type Legs (A darkblue icon covered with a Medabot with fins) are very weak against Anti-Sea.
Beat Mega Emperor
Metabee's Parts:
HEAD: Missile
RIGHT ARM: Sweat cloak (to Counter a few attacks)
LEFT ARM: Arm Shutter (to defend yourself against Missiles and Napalms)
LEGS: Ochitsuka
Use Metabee's Sweat Cloak to prepare a Counter to send all attacks from Mega Emperor back to him, with a major Damage result.
Also give one of your medabots (Partner 1 or 2) "Destroy" Parts to get rid of those monsters.
Listen to the music from the game
Press Start + Select at the title screen.
Schrapnel Trick
Required: Mermaid Medal (lvl 30 or higher) or Ghost Medal (lvl 60 or higher.
Make sure your far enough in the game.
Equip the parts with the most Armor:
HEAD: Clear Armor
RIGHT ARM: Right Guard
LEFT ARM: Great Shield
LEGS: Burly or Chauffeur.
equip those parts to a male tinpet, but also the medal above.
Start a medafight, build up a medaforce. next use the medaforce: Schrapnel Attack so all parts will damage to half, to defeat a medabot easily.