Obtain the Fire weapon

Obtain the Hunter weapon

Obtain the Wave weapon

Earn 10 lives

Collect a Claw

Collect a Shield

Defeat Gargoyle using only the Twin Shot and without any Claws or Shields

Defeat Twin Vulcan using only the Twin Shot and without any Claws or Shields

Defeat King Fish using only the Twin Shot and without any Claws or Shields

Defeat G-Lobster using only the Twin Shot and without any Claws or Shields

Defeat Mobile Fort using only the Twin Shot and without any Claws or Shields

Complete Cerberus using only the Twin Shot and without any Claws or Shields

Defeat Guardian using only the Twin Shot and without any Claws or Shields

Complete ORN Core using only the Twin Shot and without any Claws or Shields

Complete stage 1: Hydra

Complete stage 2: Gorgon

Complete stage 3: Seiren

Complete stage 4: Haides

Complete stage 5: Ellis

Complete stage 6: Cerberus

Complete stage 7: ORN Core

Beat the game

Beat the game on Mania difficulty

Score 100,000 points

Score 300,000 points

Score 600,000 points

Upgrade the Twin Shot to the Sever weapon

Upgrade the Backfire to the Lancer weapon