By A Mystery Man Writer
Eri's Rewind is formidable as a combative Quirk in My Hero Academia. But it could be even more powerful if she used it solely for healing purposes.
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Eri gives All Might his QUIRK back
Could Eri of My Hero Academia be the next holder of One For All? - Quora
My Hero Academia: 10 Quirks That Could Have Gone To Other Characters
Eri Becomes a Hero to Replace Recovery Girl
Pro Hero Eri (OC by me) : r/BokuNoHeroAcademia
Hello new here. Question: With Eri's quick ability, shouldn't she in theory restore All Mights body before the serious injuries? Been pondering that since S4. : r/BokuNoHeroAcademia
Why can't Eri use her quirk to heal All Might? - Quora