Kickstarter https://www.kickstarter.com/projects/372651021/vikings-gone-wild-the-board-game
English - Vikings Gone Wild was funded on the Crowdfunding Kickstarter (See the campaign) platform on the Jun 9, 2016, the campaign lasted 21 days. 2,750 people helped funded the game, whose the amount requested was $7,000.00. Thanks to these 2,750 people the game could be funded up to $236,949.00, ~3,384.99%.
Boardgamegeek https://boardgamegeek.com/boardgameexpansion/205738/vikings-gone-wild-ragnarok
English - A solo/cooperative mode for Vikings Gone Wild. It includes: 18 undead units card, 15 undead buildings, 5 bosses, 6 tasks, 8 objectives, 1 Ragnarok!, 1 helper card.