There are 3 books in the Dragonlance Legends series. The newest book is Test of the Twins which came out in 1986.

1
Time of the Twins

By Margaret Weis , Tracy Hickman ,

Book cover of Time of the Twins
The first installment in the New York Timesā€“bestselling epic fantasy trilogy about twin rivals Raistlin and Caramon, set in the magical Dragonlance universe.

The War of the Lance has ended, and the darkness has passed. Or has it?
Ā 
Sequestered in the blackness of the dreaded Tower of High Sorcery inā€¦
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2
The War of the Twins

By Margaret Weis , Tracy Hickman ,

The War of the Twins
Raistlin, the enigmatic but evil magic-user, gathers his powers to destroy the Queen of Darkness, but his twin brother, Caramon, together with Tasslehoff the Kender, braves overwhelming odds in a distant time dimension to stop him

3
Test of the Twins

Book cover of Test of the Twins
The last title in the second Dragonlance novel trilogy, now available for the first time in hardcover.
The third and last title in the second Dragonlance novel trilogy will be released for the first time ever in a trade hardcover edition. Featuring the stunning art and design that graced theā€¦