Wyvern (Dungeons & Dragons) Guide to Sigil" (1995). The wyvern is further detailed in "Dragon" Annual #1 (1996), in "The Ecology of the Wyvern." The wyvern appears in the "Monster Manual" for this edition (2000). The arctic wyvern and the young arctic wyvern appeared in "Dungeon" #78 (January 2000). The wyvern appears in the revised "Monster Manual" for this edition (2003). The wyvern appears in the "Monster Manual" for this edition (2008). The wyvern appears in the "Monster Manual" for this edition (2014). Despite supposedly being stupid, Wyverns are rather deadly and cunning in combat. They prefer to always be in flight, and take
Wyvern (video game) Yegge stated that he was working on rebooting Wyvern, although there were legal issues in the process of doing so. In April 2013, Yegge, having received clearance from Google to use Wyvern as a side project, announced his vision of a cloud-based Wyvern initially to be brought back on a mobile platform. In December 2016, Wyvern was re-released as an iOS game, with Yegge as the sole owner of the game after two years of negotiation with Wyvern's original owners. Now Wyvern is available for public play on iOS Appstore and Google Play. A PC version is in work. Wyvern