Pixeltier's 8x8 RPG Pack 

This is an asset pack with 275+ icons (40+ unique designs), 19 animated monster sprites (10+ Unique Designs) and some buttons at an 8x8 resolution. If you buy this, you will get free access to every single future update of the pack and eventual additions.  

You can purchase it in the box below or on the official itch.io site.