My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last) cover art

Browser game

My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last)

Released October 31, 2026 (last week) · by Games for my Computer, Hatim Benhsain, Hanwen Xu

Play on gamesformycomputer.itch.io ↗

Opens gamesformycomputer.itch.io in a new tab — it can’t run inside another page

About My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last)

You awaken from your gooey green vat to your strange family of alien creators; they endow you with one thing: to kill! You’re really good at it and are excited to impress your parents!

Tags and modes

  • Single player10,653
  • Also on Windows (PC)3,742
  • First person1,183
  • Horror1,107

My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last): questions and answers

Can I play My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last) in my browser?
Yes, on gamesformycomputer.itch.io. My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last) does not run inside other websites, so the Play button opens it in a new tab. There is nothing to install.
Who made My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last)?
My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last) was made by Games for my Computer, Hatim Benhsain and Hanwen Xu and came out in 2026.

Did My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last) work for you?

Your vote helps others find games that run.

More like this

Games like My First Day as an Ethically Sourced Lab-Grown Serial Killer Didn't Go So Well (Now It's My Last)