Tyene Sand

Tyene Sand is daugther bastards of the Ellaria Sand and his father Oberyn Martel, later together with his mother and your half-sister Obara and Nymeria plans a mode of being take revenge for death of Oberyn, Tyene also appeared in the book and in Game Of Thrones.

History
Tyene is the third-daughter bastards of prince Oberyn Martel, also how  Sand Snakes . She was his daughter but eldest with his lovers, Ellaria Sand which together had many daghters bastards. Tyene fighter with daggers and uses poison also as weapon,

Season 5
After when Ellaria reprimand Doran por his lack of action in take revenge of Oberyn's death, Ellaria appeared talk with to Sand Snakes for take revenger of death Oberyn committed for the Lannisters. So her received a message which Jaime was coming for dorne Ellaria talk so which was to of Jaime catch up Myrcella.

Which the Sand Snakes tries kidnap Myrcella, so Tyene against Bronn with help of his sister Nymeria while Obara fight against Jaime, after the fight is totally interrupted by Areo Hotah after all are taken under custody. While that Tyene seduce with his poison for back of prison cell. Which Tyene said what had antidote which only give being said which was beautiful which Bronn said so her give the antidote by Bronn, which of all leave of prison cell Tyene jokes with Bronn of a way seductive. Which soon after Ellaria give a kiss poisonous which Myrcella ends dying.

Season 6
Tyene and Ellaria appeared for betray Doran, soon after Tyene kill Areo Hotah and Maester Caleotte which while Ellaria ends of kill Doran. Months later, Olenna Tyrell appeared together with Theon Greyjoy and his sister Yara for a alliance for with Daenerys Targaryen against to Lanniters.

Season 7
Tyene and Ellaria together with Nymeria and Obara appeared in freet Yara Greyjoy's ironborn, Tyene together with Obara and Nymeria as would be kill a Lannister. which soon after Yara's freet is attacked by Man's Euron Greyjoy, Obara and Nymeria are dead by Euron Greyjoy. Ellaria and Tyene together with Yara are captured which Ellaria and Tyene are taken to dungeons which is received by Cersei what talk as go being which soon after Cersei kiss Tyene with kiss poison the same which used for Myrcella. Which to despair Tyene and Ellaria tries being hug but not can for cause of chains and Tyene presumed died.