Boros Upgrade (And therefore also Saitama)

[EdwardSuoh]

"which is formidable enough to obliterate a star"

According to guidebook that came out with the Blu Ray, which has ONE and Yusuke Murata's approval, that Boros' final attack is star level. It also states elsewhere that he could destroy planets in his restricted form.
Seththeprogrammer does a whole video on it here: https://www.youtube.com/watch?v=aF1I2NKAlCs

As such Boros and Saitama should be upgraded to at least 4-C.

 

[Dank_Sinatre]

This has been discussed to death already.

 

[TheJ-ManRequiem]

What's the Japanese text say? Because i can gurantee if it says hoshi it aint getting a pass my man.

 

[WeeklyBattles]

Already discussed dozens of times, its not happening