Assuming you mean physically, they are not solid forms.
You cant without hacking. Some people say you get a rainbow puffle when you tip the iceberg but you cant tip the iceberg so the answer is no you cant get a rainbow puffle.
you cant get rainbow gunk!
you cant
you cant
box
by catching it with a net
Yellow rainbow snapper
you cant you cant you cant
An Elbow!
yes, be the if catch and be an end of rainbow. What the heck are you even asking? You can't get to the end of a rainbow. It's an illusion. Leprechauns, sadly, are fictional. As are pots of gold at the unreachable "end of the rainbow." Plus you really need to reword this question it illegible.
you cant. In gold you cant catch weedle. i have a handbook
you cant. You can only catch it in Pokemon emerald, but, you cant catch latias in emerald.