Farm Frenzy: Viking Heroes is the 4th installment in the Farm Frenzy
series and transports you back to the 8th century Vikings. In this time
management game, you have to complete tasks in a certain amount of time to
progress to the next level. Protect animals, build a farm and produce goods.
Selling these goods earns you money that you can then use to buy upgrades for
your farm after completing a level. The game offers 172 levels in seven
different worlds.