Maybe the title wasn’t referring to the number 4, but an IV bag supplying these people with steroids?
Doom’s IV #1
Aug
14
2021
14
2021
Mr. T and the T-Force #6
Jul
26
2021
26
2021
Batman: Hush
Jul
17
2021
17
2021
Codename: Ninja #1
Jul
7
2021
7
2021
The New Guardians #4
Jun
29
2021
29
2021