2020-02-29
Duh can target a creature token only if the object you're using to represent the token has reminder text, even if it's a copy of a creature with reminder text.
2020-02-29
Look at the actual creature you're hoping to destroy to see if it has reminder text. Its Oracle text doesn't matter for this purpose. It also doesn't matter if another printing of the creature has (or doesn't have) reminder text.