most of the cards you buy at the store will work just like regular credit cards but you should read the terms on them carefully due to hidden charges that could cost you a lot more in the end.
FFXIV: Viilaa Stardancer of Palamecia
FFXI: Dlon of Sylph (RIP)
Rift: Lightofthemoon Guardian mage of Graybriar
Fallenstar Defiant cleric of Graybriar