It's been a little over a year.... So, Thanks for making that great a good one! 

Ver 1.8 is just a small update that adds a few things to the asset pack, and it combines the underwater version, and monochrome version into one zip for download.

Underwater: 

• Went ahead and recolored the base set to also be on the underwater background color for ease of use.
• Purple coral
• Smaller star
• Second Bubble set
• Second wave
• Mermaid statue

Items:

• Gold arrow
• 2 Wooden keys

Objects:

• Added broken variants of various things.
• Added empty green vase