12,000 BC

The year 12,000 BC entailed a cornerstone in the Age of Gods, initiating a time period known as Deterioration. 
:See also Timeline
==Events==
===Sefar's Invasion===
SefarTrueForm.jpg|Sefar
SefarVSHolySword.jpg|A Human uses Excalibur to destroy Sefar
*Velber sends Sefar to Earth.
*Sefar attacks the Moon Cell and uses the data collected to create and send a copy of Sefar to attack Earth simultaneously. (World of Fate/EX only)
*Sefar attacks Earth.
*Amaterasu is defeated by Sefar.Fate/EXTELLA - Orchid Words Arc; Final Chapter: There Will Be a Tomorrow -???-Fate/EXTELLA - Golden Poem Arc; Chapter 5: To the One I Adore -Mare Carcer, the Titan's Dark Womb-
*Lugalbanda of Babylonia makes a deal with Sefar for the Mesopotamian Gods to be spared. In return, Uruk has a debt toward her to be repaid in the future.Fate/EXTELLA - Dawn Arc; Chapter 2: The Ancient Contract: Mare Carcer, the Titan's Dark Tomb
*Atlantis is destroyed by Sefar.
*The Twelve Machine Gods are destroyed by Sefar, recorded as the Leukosmachia. The Concept of Conflict, later known as the God of War, was the last God Sefar defeated. Sefar regarded him as the greatest enemy she had ever fought, and thus decided to steal his sword as a spoil of war. When SE.RA.PH noticed that she had become a sword wielder, it changed her class to Saber accordingly.Fate/EXTELLA - Dawn Arc; Chapter 5: Your Wish for Us -Mare Melum, City of Lost Destiniy-
*Excalibur is forged by six fairies.
*A Human uses Excalibur to destroy Sefar.Fate/EXTELLA - Dawn Arc; Chapter 3: Sword of Mars, Spear of Jupiter -Mare Origo, Stormy Sea Palace
*The destruction of her copy on Earth causes feedback that stuns the real Sefar on the Moon, allowing the Moon Cell the chance to seal her away in the "Zero Dark". (World of Fate/EX only)
====Divergences====
*Sefar does not destroy the Twelve Machine Gods, but is instead destroyed by Zeus after fusing with the other Machine Gods. (Atlantic Lostbelt)
*Excalibur is not forged due to the laziness of the Sub-Bells of the Beginning, so Sefar is not defeated. Humanity is destroyed with most of the world. (British Lostbelt)
==References==
Category:Years