here you can post info about any spells, creatures, people, potions or magical artifacts you know of.
i'll start, with a short description of a basic spell.
effect: summons wind, usually in the form of a tornado.
again, this is a short description, you can post in much more detail if you want to.
Im going with a creature.
Griffin: large bird-like creature born from magic. Made up of a lions body and the head of a hawk, Possesses great feathered wings with wich it can achieve flight. It feeds off human flesh and just as it was born of magic, it can only be slain by magic.
Literal Meaning: to consume by fire or to set fire to
Effect: produces flames
Also, the Merlin wikia has an amazing list of spells, creatures, ect for your perusal.