Last updated on .From the section Darts
The teenager threw a record women's average as she beat her opponent to qualify for the world championship.
The teenager from Doncaster has won the Women's Series Order of Merit for seven years in a row.
There will be two Worlds debutantes in December, one of which will be Greaves.
Ross Smith defeated Michael Smith to win the European Championship.
She was the first woman to win a match at the world championship.
She missed out on the chance to go to qualification.
The second spot at the last two Women's Series events will be up for grabs on Sunday.
She hit the record average as she defeated her rival in the first final of the Women's Series.
Her hopes were dashed when she was beaten in the second event.
She went on to win her eighth final and her 52nd match in the competition.
Last year, the highest televised average by a female player was 101.55, while the highest men's average was 123.5.
Ross Smith won the European Championship after walking away from darts in order to get back into the game.
He upset the world champion when he beat him in the quarter-finals.
In the semi-finals, the world number 28 came from 8-3 down to win 10-8 and then defeated Chris Dobey 11-9 in the final.
Michael Smith was defeated for the eighth time in a major final.