The phrase "become unparalleled" is correct and can be used in written English.
It means to reach a level of excellence or uniqueness that cannot be matched or surpassed by anyone or anything else. Example: "Through years of hard work and dedication, her skills as a pianist have become unparalleled in the music industry."
The word on the street in Karnataka is that he has probably missed a golden chance to become an unparalleled hero in the state.
Salesforce.com expects that — together with VMforce, the enterprise Java cloud for the more than 6 million Java developers — Heroku will enable the company to become the unparalleled platform provider for nearly any kind of Cloud 2 application.
The first answer has a lot to do with TED, and the ways it has become an unparalleled global phenomenon and idea accelerator.
Mouse ES cells have become an unparalleled tool for the manipulation of the mouse genome (Rossant and Nagy, 1995; Capecchi, 2005; Skarnes et al., 2011).
In the years following Henrietta's death, the cell line, by laboratory convention known as HeLa, became an unparalleled research tool.
And in the doing, Esther becomes an unparalleled opportunity to reflect on God's apparent Absence in our own lives and times, and our own existence in diaspora.
The Rocky Horror Picture Show (1975), an inexpensive film from 20th Century-Fox that spoofed all manner of classic B picture clichés, became an unparalleled hit when it was relaunched as a late show feature the year after its initial, unprofitable release.
Cities have become places of unparalleled ecological experiment.
This selection gives an extraordinary overview of Italian painting and an unparalleled opportunity to become acquainted with masterpieces".
We want people to become heads and experience the unparalleled power to make a difference to young lives.
