You can try to catch a Wobbuffet in Cerulean Cave, and put it first in your party. Don't switch him out, and keep chucking Ultra Balls or whatever you use.
There are quite a number of threads regarding the Legendary Dogs already. Here's one for starters:
viewtopic.php?f=11&t=16777
Do check out these other threads since they already contain good information. If you need further queries, use these threads instead of starting new ones
Users browsing this forum: No registered users and 26 guests
You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot post attachments in this forum