The Last Stand against Slimes

Slimes are invading our castle. Build Turrets to keep them away. We must make our Last Stand against them so we can get these valuable crystals. 

Towers cost 100 gold to place. 
Click on the brown squares to place the towers

To get all 3 stars,
first star you must survive
second star is having full health
and third is have enough gold at the end. 500 gold for first level and 1000 for second.

Assets used:

3D world assets: https://www.kenney.nl/

Music "Old battle theme 1": https://freemusicarchive.org/music/Monplaisir/

Animated Monsters by Quaternius: https://www.patreon.com/quaternius

Modular Medieval Building Pack by Quaternius: https://www.patreon.com/quaternius

2D art https://opengameart.org/content/ui-for-2d-game

Slime 3 by Lukeo135 -- https://freesound.org/s/530615/ -- License: Creative Commons 0

8-Bit Cannon.wav by DeVern -- https://freesound.org/s/517664/ -- License: Creative Commons 0

bones.wav by CaptainYulef -- https://freesound.org/s/641236/ -- License: Creative Commons 0