Day 9+10! This time based on Guppy and MOM!

I had to look up an anatomically accurate cat heart, I hope the style makes it more palatable but, tagging #organ just in case. Credit to #fiendfolio and #communityremix

[ #boi, #isaac, #bindingofisaac, #foursouls, #tabletopgame, #cardgame, #myart ]