Ygg of Threestep Isle, Lord of the Sea Storm
Ygg is the Sea Storm. He sends raging winds to tear sails and hard rain to freeze ropes.
| Genealogy | page | year | Tree | Notes |
| Cult Compendium | 86 | 2002 | Orlanthi Genealogy |
| Write up | page | year | Runes | Personal Rune | Notes |
| HeroQuest: Roleplaying in Glorantha | 127 | 2003 | Glyph not yet available |
