Welcome! This evolution sea animals package includes all the necessary animations which are enemies in your game.
Unity 2022.3.16f1
Spine 4.1
Standard Pipeline
URP
* Note: That you don't need the Spine software to use this package. Only the Spine-Unity V4.1 package is required, which can be easily installed from here. The spine license details here.
* You can see how to download and import spine-unity into your project here.