U6 Changelog:

• New bullet sprite

• New XP sprite

• Shadows

• Second area rework

• Boss bullets no longer destroys walls

• First boss has more health

• Bullet hit effect

• Placeholder sounds

• Ambience (Sort of)

• Second area enemies rework

• First area now has a 70% chance of making a 2x2 tile

• Second area now has a 50% chance of making a 4x4 tile

• Third area now has a 20% chance of making a 6x6 tile

• Faster enemy fire rate

• Still no music

And that’s it, this was a big update, next one will probably include the second boss.
Have a nice day :).