CREATE TABLE table_25612 ("Season" TEXT, "Name" TEXT, "Teams" FLOAT, "Relegated to League" TEXT, "Promoted to League" TEXT, "Promoted from League" TEXT, "Relegated from League" TEXT)

Name the season for rotherham titans
SELECT "Season" FROM table_25612 WHERE "Promoted from League" = 'Rotherham Titans'
SELECT "Season" FROM "table_25612" WHERE "Promoted from League" = 'Rotherham Titans'