Some Artifacts/bugs in Maps/Game

Artifacts while first min of start "Steaming springs" map, after reload game everything was fine, video about problem:
- https://youtu.be/KTCW9PtPWuQ

Spiders closer to essence jail with same spiders mobs are immortal and do damage until open cage, after open it they stop being immortal and you can kill them:
- https://youtu.be/vNNZvGMGqM4

Colour artifacts after switch to desktop and go back to game:
- https://youtu.be/L-okfrHvk3s

Tornado doesnt expire few min after killed mob:
- https://youtu.be/EgRn7y6GVh8

Sometimes while using Stampede you can jump on environment(char doesnt stuck):
- https://youtu.be/B_umYzr31F4


Also some textures of plants doesnt show/exist? problem