You roll a six-sided die, and if the result matches one of the lit up numbers along the lower right side of the Attraction card, you then get the effect of the Visit ability on that Attraction card
+1/+4 is nothing to laugh at, but its only on your turn
I've often theorized about a Planeswalker that had static text that said something like "You can activate this Planeswalker's abilities on the opponent's turn" or "You can cast your spells as if they had flash," so seeing these implemented is very exciting.) Jace's static ability, however, has a much different role to play here than card advantage: he's basically a Laboratory Maniac
But when you take the whole package into consideration, this is not just a great token generator but one of the best black instants, and one amazing black Magic card
These are the types of targets that really make Forsake the Worldly shine, because they're often played in decks that can bring them back if they wind up anywhere other than in exile