Darkness Uprising is a secret mission played in Dark Bloontonium Lab- a mimic of bloontonium lab with 32 small pieces of space around it. Each one needs a single Unstable Beacon (1 dark bloontonium unit infused with 500 bloontonium units.), and upon that, the message "Death is upon you, you are on the precipice, go forth, fight the Darkness once and for all... The E.N.T.I.T.Y. is upon you, proceed and fight, or turn back and live in shame... Your Choice...