DISCLAIMER: I do not own this soundfont, because, only I'm Sharing for this web site.
Are you looking a soundfont of Wario Land 4?, Here's the soundfont of Wario Land 4, but sadly, the original mirror link of the soundfont was took the 403 Forbidden Error. So here's the archived link on the Wayback machine.
Thanks to tahutoa for make this Excellent Soundfont of he made it.
"Have a Rotten Day!" - Wario