Added:

• Shield pick up effects

• Shield pick up sound

• Shield damage sound 

• Shield mode activation sound

• HP core pick up effects

• HP core pick up sound

Changed

• Armor hitbox now much bigger

• After 2 enemies left in the arena, a new stage begin.

Fixed

• When shield active die after hit

• When player dies upgrages drops

• Forgot to add the music folder

• The music is not looped

• Some localization and text fixes.