While @Charlie Spenceris undoubtably a very clever and witty guy, attackee is an established dictionary word from long ago, just sayin', LOL!!! ?
at·tack·ee | \ ə-ˌta-ˈkē \
Definition of attackee
: someone or something that is the victim or target of an attack : one that is attacked
-When it attacked someone, an article often included a rebuttal from that person at the story's end—no need to wait for a nasty letter from the attackee in the following month's issue.— Bob Betcher, Press Journal (Vero Beach, Florida), 2 Nov. 2001
-This posture will usually cause the attacker to hold off long enough for the attackee to hurry back to its own territory.— Larry S. Thompson, Audubon Magazine, September 1985
First Known Use of attakee 1872, in the meaning defined above
NOTE: Information was copied from https://www.merriam-webster.com/dictionary/attackee