What date did Frank Grillo's Marvel supervillan first appear in comics?
Frank Grillo:  He also plays the Marvel supervillain Brock Rumlow / Crossbones in the Marvel Cinematic Universe, and Big Daddy in the Chinese action film "Wolf Warriors 2" (2017), the highest-grossing non-Hollywood film of all time. Crossbones (comics):  Created by writer Mark Gruenwald and artist Kieron Dwyer, the character first appeared in "Captain America" #359 (October 1989).
October 1989