mtg final fantasy starter set Magic: The Gathering - Kit at least 1 of which is Traditional Foil) Final Fantasy Starter Kit :

One other Rare, One Last Hope, seems like the kind of card that will be essential in both Sapphire/Steel and Ruby/Steel challenger decks

Abilities that trigger when a creature enters the battlefield see that a 1/1 creature entered the battlefield

You don't even have to control four or more legendary creatures when you activate it

Well theyre not endless, as Urusula, Deciever of All can only sing songs of cost three or less, but regardless thats a big old toolbox to work with and I think players are going to be very tempted to start singing in emerald from now on

they are just Final Fantasy versions of existing Magic cards