Android 16: Beat Cell with him in Z Battle Gate
Android 17: Beat him with Piccolo in Z Battle Gate
Android 18: Beat her with Ssj Vegeta in Z Battle Gate
Android 19: Beat him with Ssj Vegeta in Z Battle Gate
Android 20: Beat him with Piccolo in Z Battle Gate
Long Haired Trunks: defeat android 18 with him in z battle gate
Burter: Beat him with Goku in Z Battle Gate
Captain Ginyu: Defeat Captain Ginyu with Goku to unlock him.
Cell Jr.: Beat him with Super Saiyan Teen Gohan.
Dabura: Beat him with Gohan in Z Battle Gate
Dodoria: Beat him with Vegeta in Z Battle Gate
Frieza 2nd Form: Beat him with Kid Gohan in Z Battle Gate
Frieza 3rd Beat: him with Vegeta in Z Battle Gate
Frieza Final Form: Beat him with Vegeta in Z Battle Gate
General Tao: Collect the 7 Dragonballs in Z Battle Gate
Goten: Beat Adult Gohan with him in Z Battle Gate
Gotenks: Beat Super Buu with Ssj Gotenks: in Z Battle Gate
Guldo: Beat him with Chaozu in Z Battle Gate
Hercule: Beat Perfect Cell with him in Z Battle Gate
Jeice: Beat him with Vegeta in Z Battle Gate
Kid Buu: Beat him with Goku in Z Battle Gate
Kid Goku: Collect the 7 Dragonballs in Z Battle Gate
Kid Trunks: Beat Vegeta with him in Z Battle Gate
Majin Buu: Beat Super Buu Gohan with Vegeto in Z Battle Gate
Master Roshi: Collect the 7 Dragonballs in Z Battle Gate
Monster Zarbon: Defeat Monster Zarbon with Vegeta to unlock him.
Nappa: Beat him with Goku in Z Battle Gate
Oozaru: Collect the 7 Dragonballs in Z Battle Gate
Oozaru Vegeta: Collect the 7 Dragonballs in Z Battle Gate
Perfect Cell: Beat him with Ssj2 Gohan in Z Battle Gate
Raditz: Beat him with Piccolo in Z Battle Gate
Recoome: Beat him with Goku in Z Battle Gate
Saibaman: Beat Saibaman with Krillin
Semi Perfect Cell: Defeat Semi Perfect Cell with SSJ2 Gohan to unlock him.
SSJ Adult Gohan: Defeat Buu to unlock SSJ Adult Gohan.
SSJ Long Haired Future Trunks: Successfully complete Z-Battle Gate to unlock SSJ Long Haired Future Trunks.
SSJ Teen Gohan: Defeat Goku with him to unlock ssj teen gohan
SSJ2 Adult Gohan: Defeat Buu to unlock SSJ2 Adult Gohan.
SSJ2 Teen Gohan: Successfully complete the androids Z-Battle Gate to unlock SSJ2 Teen Gohan.
SSJ2 Vegeta: Stay alive for 2 minutes against Kid Buu in Z Battle Gate
SSJ4 Vegeta: Defeat Broly with USSJ Vegeta to unlock SSJ4 Vegeta.
Super Buu: Defeat Super Buu in the fight absorbed Gohan to unlock him.
Super Saiyan 2 Goku: Beat Perfect Cell in Z Battle Gate
Super Saiyan 3: Goku Beat Majin Buu with him in Z Battle Gate
Super Saiyan 4 Goku: Beat Super Android 17 with him in Z Battle Gate
Super Saiyan 4 Vegeta: Beat Super Saiyan 2 Vegeta with Broly.
Super Saiyan Future Trunks (w/s): Beat Mecha Frieza with him in Z Battle Gate
Super Saiyan Goku: Beat Frieza with him in Z Battle Gate
Super Saiyan Goten: Beat him with Kid Trunks in Z Battle Gate
Super Saiyan Gotenks: Beat Super Buu with Ssj3 Gotenks in Z Battle Gate
Super Saiyan Kid Trunks: Beat Hercule with Kid Trunks in Z Battle Gate
Super Saiyan Vegeta: Beat Android 18 with him in Z Battle Gate
Ultra Super Saiyan Vegeta: (Super Vegeta) Ussj Vegeta vs Kid Buu (Let timer run out)
USSJ Vegeta: Beat PErfect Cell with USSJ Vegeta in Z Battle Gate
Vegito: Majin Buu vs Kid Buu (Let timer run out)
Videl: Hercule vs Kid Buu (Let timer run out)
Fusion (Purple Potora only):
Baby Vegeta: Tuffles + Artificial Bruits Waves
Bardock: Kakarot + Hatred of Saiyans
Bojack (Post Transformation): Galactic Warriors + Seal Release
Broly: Super Saiyan + Broly
Cooler Final Form: Frieza's Older Brother + Super Transformation
Frieza Final Form(Full Power): Frieza Final Form + Super Transformation
Great Saiyaman: Gohan + Transforming Hero set
Janemba: Psyche Ogre + Peoples Maliciousness
Majin Buu(Gotenks Absorbed): Super Saiyan 3 Gotenks + Absorption
Majin Buu(Pure Evil): Majin Buu(Good) + Wicked Person's Bullet
Majin Buu(Ultimate Gohan Absorbed): Ultimate Gohan + Absorption
Majin Vegeta: Super Saiyan 2 Vegeta + Babidi
Mecha Frieza: Frieza Final Form(Full Power) + Reconstruction Surgery
Perfect Cell(Perfect Form): Super Saiyan Goku + Cell Perfect Form
Super 17: Android 17 + Android 17
Super Saiyan 3 Gotenks: Super Saiyan + Super Saiyan Gotenks
Super Saiyan 4 Gogeta: SS4 Goku's fusion + SS4 Vegeta's fusion
Super Saiyan Gogeta: Goku's Fusion + Vegeta's Fusion
Super Saiyan Super Trunks: Super Saiyan + Super Saiyan Trunks
Super Vegito: Super Saiyan + Vegito
Ultimate Gohan: Super Saiyan 2 Gohan + Elder Sumpreme kai
Vegeta (Scouter): Vegeta + Scouter
(wow that took long!)