Ronan appears in a flashback (100 years ago) in INH3 1, but it’s not currently tagged as a flashback.
Also, as long as we’re here, Arvak and Ikarys are Inhumans, but they’re missing their tags.
*ARVAK [INHUMAN]
INH3 1
*IKARYS [INHUMAN]
INH3 1
RONAN THE ACCUSER [KREE]
*INH3 1-FB
WI? 28/3
…