The most runs scored off a Test match over is 28 by Brian Lara (b. 2 May 1969, Trinidad and Tobago) playing for the West Indies against South Africa at the Wanderers, Johannesburg, South Africa on 14 December 2003.
Taken off the bowling of Robin Peterson (South Africa) the scoring sequence by ball was 466444, in an innings of 202 by Lara.