The phrase "launches at" can refer to the beginning of a sudden attack, to the unveiling of a new product or service, or to the start of a journey, among other things. There are several alternative phrases that can be used to convey a similar meaning, depending on the context. Some potential synonyms for "launches at" might include "pounces on," "introduces," "sets out," "commences," "opens," "embarks on," or "begins." In selecting the best synonym for a particular situation, it can be helpful to consider the nuances of each phrase and how well it fits with the tone and purpose of the overall message.