They might not have the same media comparison in your game, but this is what I found in mine (this is a work in progress, mind you.) Sorted by Position.
Keepers n/a
Defenders D/WB R Jonathon - Cruzeiro - Labelled the next Jorginho
DC Domingos - Santos - Touted as the next Ricardo Gomes
DC Marcelo - Santos U20 - Dubbed the new Lucio
D/WB R Helder - Internacional (on loan from Juventude) - Could be the next Josimar
DC Gustavo - Internacional U20s - Touted as the next Naldo
DC Felipe Santana - Figueirense - Labelled the next Bordon
D/WB L Luiz Henrique - Goias - Labelled the next Roberto Carlos
DC Amaral - Goias - Labelled the next Gilberto Silva
DC Robson - Goias Reserves - Touted as the next Mozer
DC Luizao - Vasco - Dubbed the new Antonio Carlos
Midfielders AMC Lulinha - Corinthians - Dubbed the new Mario Sergio
AMC/FC Rafael - Sao Paulo U20s - Dubbed the new Gerson
AMC/FC Wellington - Sao Paulo U20s - Labelled the next Juninho Pernumbucano
AM LC Danilo Rios - Gremio U20s - Touted as the next Ze Roberto
AMC Rodriguinho - Botafogo U20s - Labelled the next Silas
MC Daniel Fraga - Internacional U20s - Labelled the next Leonardo
AMC Joao Paulo - Internacional U20s - Labelled next Zinho
AMC Juliano - Internacional U20s - Dubbed the new Rai
DMC Romulo - Flamengo Reserves - Labelled the next Gilberto Silva
AMC Marcinho - Atletico Mineiro (on loan from G. Birligi) - Labelled the next Zinho
MC Felipe - Goias - Dubbed the new Kaka
AMC Alex - Vasco U20s - Touted as the next Ronaldhino
Forwards/Strikers ST Bruno Bonfim - Corinthian U20s - Could be the next Ronaldo
ST Esquerdinha - Sao Paulo U20s - Could be the next Ricardo Oliveira
ST Leo Goncalves - Sao Paulo U20s - Touted as the next Jarzinho
ST Ronieli - Sao Paulo U20s - Could be the next Adriano
ST Thiago - Sao Paulo U20s - Could be the next Tulio
ST Diego Tardelli - Sao Paulo - Could be the next Ronaldo
ST Pedro Oldoni - Atletico Paranaense - Could be the next Adriano
ST Moraes - Santos - Could be the next Ronaldo
FC Renatinho - Santos U20s - Could be the next Ronaldo
FC Fabinho - Internacional U20s - Could be the next Ronaldo
ST Lucas Roggia - Internacional U20s - Touted as the next Jairzinho
ST Bruno Mezenga - Flamengo Reserves - Could be the next Adriano
ST Eliabe - Flamengo U20s - Touted as the next Serginho Chulapa
ST Wendell - Goias - Could be the next Ronaldo
ST Fabiano Oliveira - Goias (on loan from Flamengo) - Could be the next Adriano
ST Alan Kardec - Vasco - Labelled the next Jardel
More will be added to this list as I scout more (if any are purchased I will also let you know how they go.)
Happy Hunting
