Felipe Rivero Felipe Rivero Felipe Rivero Felipe Rivero Felipe Rivero Felipe Rivero Feilpe Rivero Felipe Rivero http://www.baseball-reference.com/players/r/riverfe01.shtml Felipe Rivero Felipe Rivero 0.77 ERA through 12 appearances 0.77 ERA through 12 appearances Felipe Rivero Rivero Felipe Rivero 2.5 WAR Felipe Rivero Feilpe Rivero 0.77 ERA through 12 appearances Felipe Rivero elipe Rivero 0.77 ERA through 12 appearances 0.77 ERA through 12 appearances Felipe Rivero