Two Worlds Collide Z is a DBZ and Sonic Crossover telling a story of Son Goku in an alternate timeline where his son, Son gohan, beat malicious Android Cell before he could self destruct, little did he know that timelines and universes were crashing together and old and new villians appeared before he had a chance to prepeare. Now Son Goku and Friends must fend off the New Universes most evil aliens and people such as Golden Frieza, Broly, Mecha Shadow, and Mettalix. All villians in search of ruling the New Universe alone. With the death of Son Goku's child Gohan and close friend Piccolo, will Goku be able to prevail?