CREATE TABLE table_8299 ("Game" FLOAT, "October" TEXT, "Opponent" TEXT, "Score" TEXT, "Decision" TEXT, "Record" TEXT)

Who was the opponent with the record of 4-0-0?
SELECT "Opponent" FROM table_8299 WHERE "Record" = '4-0-0'
SELECT "Opponent" FROM "table_8299" WHERE "Record" = '4-0-0'