The term "are usual" implies something that is commonplace or routine. Antonyms for this phrase could include "are uncommon," "are exceptional," "are unusual," or "are extraordinary." These terms suggest that something is out of the ordinary, rare, or exceptional. They may connote a sense of surprise or excitement, as the speaker implies that something unexpected or unusual is occurring. Other antonyms might include "are atypical" or "are aberrant," which express a sense of deviation or divergence from the norm. Ultimately, the choice of antonym will depend on the context and tone of the speaker, as well as the implications of the situation at hand.