Bug or Big middle finger to suicide masteries?

Not sure how to use the forums, but this has really threw me for a loop. Wanted to see if anyone could tell me what’s going on here. Either this is bugged or Kabam is basically telling me to fork over units to progress
https://youtu.be/dJw7laMrM5E

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Comments
Use iceman or another immune champ I’m in the same boat bro