Custom Robo Arena
Sudden Death stage:
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Win the Robo Cup, then enter one of the laboratories on the upper floor
of NeoBrain. Talk to the scientist facing the glass and defeat him to
unlock the Sudden Death stage for purchase.
Carat Robo:
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Complete all the Robo type Mission battles, then defeat Catoreya.
Hadoron Robo:
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Complete all four Greyham Boss data and Hadoron data to unlock Hadoron
and his parts.
Hiykko Robo:
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Win the Great Robo Cup. Then, go to the Team No.1 Clubhouse. Talk to the boxes
above the stairs to begin a battle. Defeat your opponent without using a combo
that gets over 380 damage.
The Underground stage:
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Win approximately twelve Grudge matches, then go in front of the clubhouse and
defeat your shadow self to get illegal parts and the Dark Commander Mark. Then,
talk to the suspicious man in the southwest house in the Bayside area to access
a secret passage to The Underground.
Special Robos:
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Successfully complete the Great Robo Cup. Then, complete one of the following
tasks to unlock the corresponding Robo:
Carat : Successfully complete all the Robo type Mission battles, then defeat
Catoreya.
Hadoron : Successfully complete all four Greyham Boss data and Hadoron data to
unlock Hadoron and his parts.
Hiykko : Go to Team No. 1's Clubhouse and talk to the boxes above the stairs.
Defeat the kid that is hiding inside the box without having a combo
over 380 damage. Meijel, Nanase set and key to the Underground: Defeat
your shadow self aboveground.
Minstrel: Defeat Hajime in your classroom after he brings Saki to school. Ray and
Sagittarius Gun: Defeat Saki in your classroom after she returns.
Ray MK II: Go to your father and older sister's lab and talk to your father.
X-Ray : Go to the police station and talk to the person behind the back desk
without a microwave to buy the Robo for $500 credits.
Shrinking parts:
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At the end of the game, after purchasing the Pipit Robo, the Jameson Robo, and
all Amun parts, equip the Amun parts to Jameson, then Pipit, then Jameson again.
The Amun gun and Amun bomb parts will now have shrunk to the size of a normal
gun, instead of giant.
