Attributes are derived from match event data, adjusted for competition strength and possession context. Each rating (1-20) reflects performance relative to position peers.
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Grego Sierra is a 33-year-old Spain Centre Back who plays for Burgos in the La Liga 2. Standing at 186cm and weighing 74kg. Sierra is left-footed. Rated 2.5 out of 5 stars, Sierra is classified as a No-Nonsense CB.
Burgos
La Liga 2
Spain