World of Tanks (WOT) is a free-to-play, arcade-style, MMO (with limited RPG) featuring more than 240 historical and quasi-historical tanks from the WWII and post-WWII eras. Public battles consist of 15 vs 15 player engagements on a variety of maps and games generally last from 5-15 minutes. More formal team play is offered via Tank Companys and Clan Wars. Designed by Wargaming, a team of outstanding Russian programmers and developers, WOT has steadily grown in popularity across the world, surpassing 45,000,000 players in 2012. The game has won countless awards, has a Pro Circuit and shows no signs of aging. Content updates are released every 2 months or so, adding new tanks and twists to the game.