Cassie 12: Original Series/Timeline

1930: Azmuth begins working on the Omnidewtrix.

Summer 1946: Uncle Stallion is born. 1960s: A friend suggests to Stallion about joining the Plumbers. 1960s-1970s: Uncle Stallion becomes a Plumber.

1995: Zuth is trapped into a portal by Tailiz

September 1994:Jean Thirteen is born.

December 1995: Cassie Benny and Anna O. Capulla are born roughly a year later.

Summer 1998: Cassie saves Anna from being kidnapped at a fair with Uncle Stallion.

21st Century
2007: Azmuth begins creating Gastro and Ben recieves the Omnitrix.

2007-2008

 * Ben removes the Omnitrix, so does Cassie that very same year.