CREATE TABLE table_3121 ("Rank" TEXT, "Player" TEXT, "Nationality" TEXT, "Team" TEXT, "Opponent" TEXT, "Score" TEXT, "Competition" TEXT, "Vote percentage" TEXT)

Which player had an opponent of Blackburn Rovers?
SELECT "Player" FROM table_3121 WHERE "Opponent" = 'Blackburn Rovers'
SELECT "Player" FROM "table_3121" WHERE "Opponent" = 'Blackburn Rovers'