ruining — ruins, the remains of a building, city, etc., that has been destroyed or that is in disrepair or a state of decay: We visited the ruins of ancient Greece.
wrecking — any building, structure, or thing reduced to a state of ruin.
carnage — Carnage is the violent killing of large numbers of people, especially in a war.
destruction — Destruction is the act of destroying something, or the state of being destroyed.
adjective destroying
feller — Robert William Andrew ("Bob"; "Bullet Bob") 1918–2010, U.S. baseball player.
sanguinary — full of or characterized by bloodshed; bloody: a sanguinary struggle.
carcinogenic — A substance that is carcinogenic is likely to cause cancer.