Acorn Plains full map
Acorn Plains is the first world of New Super Mario Bros. U. The Acorn Tree resides here. Lemmy Koopa is the boss of this world, Boom Boom is a boss, and the Piranha Plant is the mid-boss.
Story[]
- Before Acorn Plains Way: Bowser and his crew take over the Mushroom Kingdom and send Mario and his company flying all the way to the Acorn Tree.
- After Tilted Tunnel: Bowser starts a invasion on Peach's Castle.
- After Lemmy's Swingback Castle: Lemmy's airship is destroyed.