The new Biomes assetpack is out now: 
https://samvieten.itch.io/metroidvania-pixelart-tileset-biomes

It adds 1800 new Tilemap tiles 

9 different sub biomes  

Biomes: - Coral Reef blue - Coral Reef purple - Coral Reef Orange - Coral Reef poison - Old temple - Death - Sands - Algae thickets - Underwater Station Parts

4500 tiles all together I hope you like this set. please support my work, so I can make a living. It also helps continue the release of new sets. 

cheers, 

- Sam