OK, here's the official blurb for "The Quest of Culhwch"
Culhwch son of Cylidd has come seeking King Arthur's help. Culhwch's stepmother has foretold that Culhwch will love no one but Olwen, the daughter of Ysbaddaden -- a giant king renowned for his treacherous and bloodthirsty nature. By way of aid, Arthur has sent you, the finest members of his court, to meet with Ysbaddaden Chief Giant, find out his demands, and fulfill them. Good luck!
The game will used Iron Heroes Revised rules, with some house rules and modifications. Characters and cheat sheets will be provided. (Menw might use an alternate set of rules instead of IH arcanist, possibly D&D sorcerer variant or True Sorcerery)
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For those who want to do a little research, the characters are Cei (Kay), Arthur's stepbrother and famous for his raging temper as well as his skill at arms; Bedwyr (Bedivere), Cei's partner in fame and adventure, and despite being one-handed, the fastest warrior in Arthur's realms; Gwalchmei (Gawain) son of Gwyar, another of Arthur's cousins and a powerful fighter in his own right; Cynddylig the Guide, Arthur's best tracker; Gwrhyr Interpreter of Tongues, a knowledgable druid and fighter; and Menw son of Teirgwaedd, a powerful illusionist and enchanter.