The phrase "art out for blood" is an idiom that means someone is determined or aggressive in achieving their goals. There are several antonyms for this phrase that describe a more passive or non-violent approach to achieving one's objectives. Some of these antonyms include "conciliatory," "cooperative," "diplomatic," "pacifying," and "accommodating." These words suggest a willingness to compromise or negotiate rather than resorting to aggressive or combative tactics. The use of antonyms for "art out for blood" encourages people to consider different ways of achieving their goals, emphasizing the importance of peaceful and respectful communication to reach a mutually beneficial outcome.