Complex sentence: Unlike his guildmates, Rogue is upset by the lack of camaraderie in Sabertooth, and is close friends with, a green Exceed who wears a pink frog costume.
Split into simpler sentences: Unlike his guildmates, Rogue is upset by the lack of camaraderie in Sabertooth. He is also close friends with, a green Exceed who wears a pink frog costume.