Custom Robo Arena Cheats

Complete the Great Robo Cup. Then, go talk to your father at his lab.

Go to the Police station, and talk to the person behind one of the back desks, the one without the Microwave, and buy the Robo for $500 (US)/50,000 Credits (JP)

Complete 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.

Purchaseable in the Underground for Robos: 50000 credits, Guns: 50000 credits, and the rest of the parts 20000 credits

Beat Hajime in your classroom after he brings Saki to school

Beat all 4 Greyham Boss data and Hadoron data, and you will recieve Hadoron and his parts

Beat all Robo type Mission battles, then beat Catoreya

After beating the Robo Cup, talk to the scientist facing the glass in one of the laboratories on the upper floor of NeoBrain. Beat him, purchase stage

Beat a dozen grudge matches, then beat your shadow self. Once you beat him, talk to the man in SW bayside to open the secret entrance.

Beat the cop in a battle.

Defeat your character's doppelganger for the first time, after completing 12 grudge matches.

Defeat your character's doppelganger for the first time, after completing 12 grudge matches.

Defeat your character's doppelganger the second time, after defeating the Greybaums

This set contains:
Ripple Laser Gun, Deva Bomb, Cerberus Pod, and Phantom Legs
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Defeat your character's doppelganger the second time, after defeating Greybaum enemies

Use the following answers to pass the first exam:

Question 01: C
Question 02: B
Question 03: C
Question 04: A
Question 05: C
Question 06: B
Question 07: A
Question 08: B
Question 09: A
Question 10: C
Question 11: C
Question 12: B
Question 13: A
Question 14: A
Question 15: B
Question 16: B
Question 17: A
Question 18: C
Question 19: B
Question 20: B