Complex sentence: The Mega Drive/Genesis version lacks the arcade introduction, instead displaying the arcade version's text with no background graphics or speech, the character artwork shown after beating an opponent is missing, and portions of some characters endings are missing.
Split into simpler sentences: The Mega Drive/Genesis version lacks the arcade introduction, instead displaying the arcade version's text with no background graphics or speech. Also, the character artwork shown after beating an opponent is missing, and portions of some characters' endings are missing.