I rendered these two objects using the QJ-MapProjectileMZ plugin.
The fighter jet above and the weird creature below are the same object; the difference lies in whether it has armor or has lost its armor.
I plan to create a Bullet-Hell-like game within a month, and this is one of the protagonists.
Plugin: QJ-MapProjectileMZ by qiujiu
Assets used for the fighter jet:
Space Ship Construction Kit | OpenGameArt.org CC-BY-SA 3.0
Space Ship & Mech Construction Kit 2 | OpenGameArt.org CC-BY-SA 3.0
Some custom-made assets (flesh/blood type)