See Slime 3K: Rise Against Despot in vid form, watch here.
"Welcome to Slime 3K, an unhinged roguelite bullet-heaven set in the Despot’s Game universe! Build a deck of crazy weapons, grow stronger and devour hordes of pink puny humans as a murderous jelly blob on a warpath of death, violence and pretzels."
At a glance categories:
Action Roguelike, Bullet Hell, Roguelite