Which would you like?
They often require "human verification" (completing surveys) that never actually unlocks a download.
New Super Mario Bros. Wii (released in 2009) remains a fan favorite for several reasons:
search for “New Super Mario Bros. Wii Android download APK verified” and click the first link. That leads to malware. Use this guide as your verified source.
Never download ROMs from "verified APK" sites. Legitimate game files are usually several gigabytes in size, whereas fake APKs are often suspiciously small.
The only verified way to play this game on Android is through or by playing the official mobile title, Super Mario Run . Verified Ways to Play