User blog:Pm58790/Helper in M.U.G.E.N

I don't know how they to add a partner in M.U.G.E.N.

Examples of characters that I looked up

 * Crow - Testament (Guilty Gear)
 * Duck - Duck Hunt Dog
 * Jake the Dog - Finn the Human (Madoldcrow1105)
 * Mamahaha - Nakoruru
 * R2-D2 - Luke Skywalker (DJ HANNIBALROYCE)