games fireboy and watergirl

What are the most popular Fireboy and Watergirl Games? Fireboy and Watergirl 1: Forest Temple; Fireboy and Watergirl 6: Fairy Tales; Fireboy and Watergirl 5: Elements; Fireboy and Watergirl 3: Ice Temple; Fireboy and Watergirl 4: Crystal Temple; Fireboy and Watergirl 2: Light Temple . the sword and the grail slot