Dragon Ball Xenoverse: Towa, Mira, Demigra Unplayable Characters & Worthy DLC?

Dragon Ball Xenoverse introduces three new villains: Towa, Mira, & Demigra. However, they are not playable characters upon completing the game. Would they be worthwhile characters? Kaggy:    / kaggyfilms   ** BECOME A SUPER SAIYAN: http://bit.ly/SuperSaiyan ** --   / rhymestyle     / rhymestyle     / rhymestyle