Complex sentence: If this were true, it would make Christa and Scarface the only two characters that existed in both TV series, as many fans speculate Scarface and Grumpy are one in the same.
Split into simpler sentences: If this were true, it would make Christa and Scarface the only two characters that existed in both TV series. As many fans speculate Scarface and Grumpy are one in the same.