A transfer on death deed is revocable even if the deed or another instrument contains a contrary provision.
W. Va. Code § 36-12-6
Transfer on death deed revocable
Known as the Uniform Real Property Transfer on Death Act
The act spans §§ 36–36 (17 sections).
Official source: West Virginia Legislature. Reproduced from public-domain West Virginia statutes; confirm against the official source for the current text. Not legal advice.