White Wolf and WotC
Woodruff said in an internet podcast interview that she was hired by White Wolf in 1993 as their first female game designer. : 7:55 While there, she wrote World of Darkness: Gypsies and contributed to White Wolf's Vampire: the Masquerade, Werewolf: the Apocalypse, Mage: the Ascension and Wraith: the Oblivion lines.
In 1995, she moved to Seattle to join the staff of Wizards of the Coast (WotC), and claimed to have been their first female game designer. : 8:00 Woodruff was part of the design team on a multitude of projects including BattleTech, Netrunner, Magic: The Gathering (7th edition), Duel Masters, Dreamblade, and Pokémon Trading Card Game. After WotC bought TSR in 1997, she also contributed to several Dungeons & Dragons projects including Masters of the Wild. Woodruff was on the design team with Wolfgang Baur and Mike Selinker for a role-playing game based on Magic: The Gathering, but Wizards cancelled this project in 1996. : 140 She was also on the design team for Betrayal at House on the Hill.