World 3-Airship (Super Mario Bros. 3)
From the Super Mario Wiki
The player starts on the left edge of the Airship, shortly afterwards there are some Rocky Wrenches and a Bill Blaster, followed by three cannons and a ? Block with a power-up. Next is another Bill Blaster and more cannons, along with a Bolt Lift that the player can use to avoid two Burners below. After this, there are more Rocky Wrenches and another Burner, followed by another ? Block containing a power-up and a Warp Pipe leading to Wendy's room.
The battle against Wendy takes place in a flat room, and she attacks by shooting magic blasts that bounce off the walls, the floor and the ceiling. After a single hit, Wendy will shoot another magic blast. After three hits, she is defeated, and will drop the Magic Wand.