Complex sentence: He made a surprising appearance in "New Girl in Town" as a host for a contest, it could be possible he is doing this as both community service and a punishment for his attempt to rule Pac-World and the Netherworld.
Split into simpler sentences: He made a surprising appearance in "New Girl in Town" as a host for a contest. It could be possible he is doing this as both community service and a punishment for his attempt to rule Pac-World and the Netherworld.