"This Power Unleashed!" #256
| Series | The Avengers |
| Number | Vol. 1 #256 |
| Publisher | Marvel Comics, Marvel Comics Group |
| Date | 1985-06 |
| Type | Comic Book, Softcover |
| Language | English |
| Colorist | Christie Scheele |
| Cover Artist | John Buscema, Tom Palmer, Sr. |
| Editor | Mark Gruenwald |
| Editor In Chief | Jim Shooter |
| Inker | Tom Palmer, Sr. |
| Letterer | Jim Novak |
| Penciler | John Buscema |
| Writer | Roger Stern |
| Genre | Superhero |
| Published in | New York |
| Pages | 32 |
| UPC | 07148602458306 |
| Characters | Captain America (Steve Rogers), Captain Marvel (Monica Rambeau), Hercules, Starfox, Wasp, Black Knight (Joins team), Other Characters:, Ka-Zar (Kevin Plunder) |
| Story Location | New York City, Antarctica; Larsen Ice Shelf (First appearance), Savage Land, South Atlantic; Falkland Islands (First appearance) |
| Links | https://marvel.wikia.com/wiki/Avengers_Vol_1_256 |