For ten points, name this defeater of King Maelgwn in a horse race, a Welsh figure known for his poetry.
He gained wisdom after placing his hand in his mouth to soothe the burn left by three drops of a brew meant for Morfran, the hideously ugly son of the witch Ceridwen. Then named Gwion, he transformed into a hare, a fish, and a bird before being eaten as a grain of corn, and when Ceridwen gave birth to him, she set him adrift in the ocean, where he would be found by Elphin. For ten points, name this defeater of King Maelgwn in a horse race, a Welsh figure known for his poetry.
He gained wisdom after placing his hand in his mouth to soothe the burn left by three drops of a brew meant for Morfran, the hideously ugly son of the witch Ceridwen.
Taliesin (accept Gwion before it’s mentioned)