Simplify the following text for a Grade 6 native English-speaking person.
Original: The Wario Land series is a platforming series that started with Wario Land : Super Mario Land 3 , a spin-off of the Super Mario Land series , following Wario 's first appearance in Super Mario Land 2 : 6 Golden Coins .
Simplified: The Wario series is a series of games that star Wario . It started out with Wario Land : Super Mario Land 3 , and has grown to have its new spin-off series with WarioWare , Inc. : Mega Microgame $ ! .