mtg from the vault dragons card list Vault: Includes Hellkite Overlord MtG From the Vault: Dragons

I dont know that it is the best of the Charms (I would give that title to Izzet Charm), but unlike Izzet Charm, where you overpay by one mana for any of two to three desirable effects, you more-or-less break even on each of Selesnya Charms charming possibilities

Usual color-hosers Gloom, Tsunami and Whirling Dervish

However, you can place it on a creature with power 5 or greater without Melira, Sylvok Outcast on the battlefield so that the enchanted creature lasts a while

Beetlegod was referenced once again in March of the Machine , where they held off the Phyrexian invasion of the plane

Say hello to the new scariest threat in Standard