$3 mil to make, $25 mil at the box office.

Its already financially successful a few days after its opening.

Note: I know jack shit about markiplier, this movie, or the game its apparently based on. I was curious and looked it up.

https://en.wikipedia.org/wiki/Iron_Lung_(film)

In the United States and Canada, Iron Lung was released alongside Send Help, Melania, and Shelter. The film opened with $3.5 million on Thursday previews and was initially projected to make $9–10 million domestically on opening weekend.[2] After an $8.9 million opening day including Thursday previews,[43] projections were increased to $14–17 million.[44][45] The film opened with an estimated $17.8 million from 3,015 theaters per Variety and Deadline; Markiplier Studios did not report official figures.[46][47][48]