This is Halloween Characters Pixelart. The collection includes 3 characters (vampire, zombie and demoness) and several objects (otherworldly portal in the form of a pumpkin, thorns, a vine with thorns and pumpkins).

Files: PNG

Check out our mega collection (over 50 sets): 

https://craftpix.net/sets/cyberpunk-platformer-asset-pixel-art/

Also on the official website https://craftpix.net we have made a personal coupon (20% discount) for users opengameart.org

Coupon: opengameart