September 4, 2010[nb 1] is the fourth day in the month of September 2010.
- 00:16 EEST: With the Team stricken with amnesia, they have forgotten the last six months of their lives including each other and a final fateful mission in Bialya. Miss Martian encountered Superboy, driven by animal impulse, in the Bialyan desert on the night of a full moon.
- 12:02 EEST: Robin observed Bialyan Republican Guard on route to dispatch Kid Flash and Artemis.
- Post 12:02 EEST: The Team turned to Miss Martian to recover their memories, before it was too late for Superboy. With help from Superboy after restoring his memories, Miss Martian managed to defeat Psimon.
- 13:26 UTC-2: In the Atlantic Ocean, Topo is hunted down by the Atlantean purists.
- ↑ Series producer Greg Weisman stated that even though the series does not have a "canon year", the production team based the days of the week on the 2010 calendar. (Weisman, Greg (2011-11-18). Question #13695. Ask Greg. Retrieved 2011-11-18.)