Purchase all Ring Power upgrades.
Purchase all upgrades.
Clear a mission in Co-op.
Collect all 5 Blue Meteorites.
Collect all 9 Green Meteorites.
Defeat 20 enemies with Mace Storm.
Purchase all Attack upgrades.
Complete the game on poozer or enforcer difficulty.
Clear all missions on Emerald Knight difficulty.
Clear mission 10.
Defeat 10 enemies with Piston Blitz.
Clear mission 9.
Purchase all Construct upgrades.
Gain experience level 10.
Defeat 20 enemies with Jet Fighter.
Defeat 20 enemies with Mech Suit.
Clear mission 8.
Clear mission 7.
Purchase all Ring Surge upgrades
Clear mission 6.
Defeat 10 enemies with Hover Mines.
Defeat 20 enemies with Missile Pack.
Clear mission 5.
Clear mission 4.
Use Ring Surge 10 times.
Perform a 99 hit combo.
Perform a 50 hit combo.
Make Green Lantern dizzy 10 times.
Defeat 10 enemies with Rocket Punch.
Defeat 10 enemies with Baseball Bat.
Defeat 10 enemies with Blade Whip.
Defeat 10 enemies with Gatling Gun.
Clear mission 3.
Gain experience level 5.
Clear mission 2.
Clear Mission 1.
Defeat 10 enemies with War Hammer.
Launch 20 enemies.
Defeat 10 enemies with Ring Blaster.
Perform a 20 hit combo.
