Cards like (with or without kicker) and that make a token copy of a card seem to be fairly intuitive to most players. What is that token? Well, it's exactly the card that it copied! If you copy a with Cackling counterpart, the token created is still named Runeclaw Bear. On the surface, creature cards like and that have their own name--and sometimes some extra abilities--seem more confusing. Really, though, there isn't a tremendous difference. If you ask a Phantasmal Image that copied
Token creatures are actual creatures and they will cause relevant abilities to trigger when they leave play. For example, 's ability will trigger when a token creature controlled by an opponent goes to the graveyard. This also applies if the source of the ability itself goes to the graveyard. If a token copy of a (perhaps made by a or ) were to go to the graveyard, it's own ability will trigger and its controller will draw a card.