Game Theory: The End of Markiplier (In Space With Markiplier)

Get Your Core Theory Wear! ► @markiplier is BACK with another of his choose your own adventure style projects - this time in SPACE! You know when Mark does something, he holds nothing back. So, neither will I! I'm going to uncover every secret hiding inside of In Space With Markiplier and PROVE how I believe this will be the END of Markiplier. You'll have to watch to see what I mean... Watch In Space With Markiplier ► Get Your Theory Wear! ► SUBSCRIBE to Catch all the Theories! ► Need Royalty Free Music for your Content? Try Epidemic Sound. Get A 30 Day Free Trial! ► More THEORIES: FNAF, The FINAL Timeline ►► FNAF, The Monster We MISSED! ►► FNAF This Theory Changes Everything ► FNAF, You Were Meant To Lose ► FNAF 6, No More Secrets ► Credits: Writers: Matthew Patrick and Tom Robinson Editors: Tyler Mascola and Jerika (NekoOnigiri) Assistant Editor: Caitie Turner (Caiterpillart) Sound Editor: Yosi Berman #Markiplier #InSpaceWithMarkiplier #Warfstache #Darkiplier #UnusAnnus #AHeistWithMarkiplier #ADateWithMarkiplier #WhoKilledMarkiplier #MatPat #Theory #GameTheory