Allomancy was the ability to ingest metals, and then "burn" them to create certain abilities within a person. An allomancer would often carry small pellets of their metals with them, and ingest them when they burned all of theirs out, or they needed a boost.
Rashek came into power by taking the powers of the Well of Ascension into himself and stopping the escape of Ruin. When he emerged from the Well he was stronger and had both Allomancy and feruchemy. And to the people of the world at the time he was their savior.
Technically it has grown to be more than a trilogy. The original trilogy is:The Final EmpireThe Well of AscensionThe Hero of AgesBut there is another 4 book series so far written 300 years after the original trilogy based on Wax and Wayne during a roughly industrial revolution era technologically.The Alloy of LawShadows of SelfThe Bands of MourningThe Lost Metal (2018 or 2019).There are also several short stories best read after finishing the original trilogy and probably books 1-3 of the Wax and Wayne series:The Eleventh MetalAllomancer Jak and the Pits of EltaniaMistborn: Secret HistoryAfter the Wax and Wayne series, Brandon Sanderson plans to write at least 2 more trilogies in the mistborn series. One that will take place in a modern era with modern technology, and one that will be more science fiction using allomancy and future technology and space travel. These books also tie into Brandon Sanderson's greater Cosmere. Which almost all his book take place in and loosely connects all his work.
The Mistborn trilogy by Brandon Sanderson is classified as high fantasy, blending elements of adventure, magic, politics, and world-building in a unique and detailed fictional universe.
He currently has one in the works set 300 years after the end of the Mistborn Trilogy.
The Mistborn series by Brandon Sanderson consists of three books in the original trilogy: "Mistborn: The Final Empire," "Mistborn: The Well of Ascension," and "Mistborn: The Hero of Ages." There are also additional books and novellas set in the same world.
At the end of the Mistborn trilogy, Sazed is the only member left of the original crew. Vin, Kelsier, and other members have passed away during the events of the series.
Snuff Mistborn Trilogy His Majesty's Dragon The Lightning Thief Kingdoms And The Elves Of The Reaches
Breeze was a Brass burner, also known as a soother. He was able to dampen others emotions.
Brandon Sanderson said that it is going to be a 'trilogy of a trilogies'. The second sequel is set in an urban setting with modern technology. However The Alloy of Law is a stand alone short novel, not the start of the second sequel.
Brandon Sanderson was 31 years old when the first book was published.
Elend discovered Vin's true identity when she accidentally revealed her metal abilities while trying to save him from an assassination attempt. Vin's use of Allomancy made Elend realize that she was more than she appeared to be.
TenSoon killed OreSeur in the Mistborn trilogy because he was tricked by Zane into believing that OreSeur had betrayed him. TenSoon was manipulated by Zane's lies and acted out of a sense of duty to protect his people. It was a tragic consequence of Zane's manipulations and the complex dynamics of their relationships as kandra.