Aerith Gainsborough's second ability triggers just once for each life-gaining event, whether it's 1 life from Al Bhed Salvagers or 3 life from Balamb T-Rexaur
DH: From the game design side for each of these popular characters, this was one of those products where everyone in the building was invested in each stage of development, as we have so many passionate Final Fantasy fans in the building
Clive, Ifrit's Dominant is a Double-faced card that represents the transformation to Ifrit, Warden of Inferno, and Y'shtola, Night's Blessed gives you the advantage when it comes to life total
This is a copiable value of the token that other effects may copy
Not only that, but any time you exert this card in play, you get to draw a card
One good example is Rydia, Summoner of Mist, which lets you discard a card to draw a new one each time you play a land