Breeding. The Magnetic Dragon can be bred by using any two dragons, in either order, containing the Lightning and Metal elements at any Breeding Cave.

Notes. Gemstone dragons cannot breed with any dragon.

The Butterfly Dragon can be bred using two dragons, in either order, that include a Firefly Dragon and any dragon that contains the Air element, at any Breeding Cave.

If you had bothered to look at the faq section, meteor dragon can be obtained from either mountain mage or meadow mage. As for drop rates you can find them on the neoseeker threads I think there is one for the original game.

Tournament Eligibility

Breeding for this Dragon takes 1 day and 2 hours while incubating and subsequently hatching the resultant egg takes 1 day, 6 hours and 20 minutes. With an active VIP Status of Level 2 or higher, the breeding time is reduced to 20 hours and 48 minutes while the hatching time is reduced to 1 day and 16 minutes.

Butterfly wings are made of two protein membranes that are covered in thousands of scales and tiny hairs. These wing scales are overlapping pieces of the protein chitin and are modified, plate-like setae. The colors and patterns of butterfly and moth wings come from these layers of tiny scales.

The Starwing Dragon can be bred by using a Glowwing Dragon and any dragon with the Chrysalis element, in either order, at any Breeding Cave.