you dont, only on dimand. trad!!!
Tyson have a Munchlax on Pokemon Pearl
Get it from a honey tree
you find one in/near ethernia forest cause thats where i got mine.
Diamond and pearl and also Munchlax is in the mystery dungeon games
you cant munchlax is knew on the Pokemon diamond and pearl national dex.
Munchlax is a 4th Gen Pokemon and therefore made its debut in Pokemon Pearl and Diamond. It can also be obtained in every pokemon game that came after that.
Your rival will have a Munchlax when you battle with him against Mars and Jupiter 2 on 2.
In Diamond and Pearl, you can find one in the Honey tree near Valley Windworks. As for Platinum, I don't have it.
You can find Munchlax by putting Honey on Yellow trees. After you put Honey on the tree wait 12 hours then check the tree. If your lucky, you'll find Munchlax.
If you have a Snorlax and you want to breed it to get a Munchlax, you have to attach a Full Incense to it.
your rival has a munchlax when u vs Jupiter and mars in spear pillar
there is not a certain honey tree that you find munchlax just keep on trying.