'Evil Prevails?' is episode 21. In this episode, many bad guys team up to defeat the Cute Mario Bros!
Mario, Luigi and Peach are sitting on the couch doing nothing. Then they walk around. Peach wants Mario to be her valentine. But Mario doesn't understand. Bowser appears to strike back. Mario and Bowser have an epic battle thus Mario wins. Bowser then meets The Oogie-Boogie Man, who gives Bowser a great idea. To form up an army! They both go off and look for bad guys. Meanwhile Mario is playing with the Hockey Table with Luigi. Peach asks some of the hockey players to be here valentine. They give a negative answer. They later sit on the couch again. They find a letter for Peach, saying she is on a game show, although it is a trap. Peach goes to the desired room, where all the bad guys are. Mario and Luigi are curious, so they follow Peach, only to find out that she has been captured! They all go outside and somehow Mario and Luigi get captured too. Mario and Luigi are tied up and upside down above a bowl of lava. Freeza falls into the lava. Then the lava spills thanks to Chain Chomp, thus making everyone die. Luigi suddenly wakes up from that whole dream, and Mario somehow has the same dream.