a carbon copy

a carbon copy

someone or something that is extremely similar to someone or something else (usually + of ) He's a carbon copy of his father.
See also: carbon, copy
References in periodicals archive ?
A year ago, he shut out the A's in Game 5 of the division series, and this was almost a carbon copy.
It was a carbon copy (of Ortiz's performance),'' Angels manager Mike Scioscia said of Rapp.
You don't have to be a carbon copy of your sister to make your mark in the world.
288 with 17 homers and 63 RBI in nearly a carbon copy of his 1998 performance when Minnesota's Midwest League affiliate was in Fort Wayne, Ind.