Complex sentence: The three are introduced as antagonists who help Laxus stage a coup d'état called the "Battle of Fairy Tail", but become more friendly towards their guildmates after Laxus is expelled from the guild.
Split into simpler sentences: The three are introduced as antagonists who help Laxus stage a coup d'état, later participating in the "Battle of Fairy Tail". They become more friendly towards their guildmates after Laxus is expelled from the guild.