räjäyttääkseen
Räjäyttääkseen is a Finnish word. It is the third infinitive, plural, illative case of the verb räjäyttää. The verb räjäyttää means to blow up, to explode, or to detonate. The third infinitive in Finnish is used to express purpose, often translated into English as "in order to" or "to". The plural form indicates that the action is intended by multiple subjects or that the purpose applies to multiple actions. The illative case signifies movement into or within, and in this context, it indicates the purpose is directed towards achieving a certain outcome or state.
Therefore, "räjäyttääkseen" translates to "in order for them to blow up" or "so that they might blow