The Flan is an enemy that can be found in the Ice Cavern.
Flans appear as enemies during Battle Music Sequences.
Don't let the name fool you. The flesh of this monster is downright nasty.
Flan from Theatrhythm Final Fantasy appears with an ice-elemental card.
Flan from Final Fantasy VI, Blobra from Final Fantasy VIII and Pudding from Final Fantasy XIV have Triple Triad cards in the version available via Final Fantasy Portal App.
Flan is an open pastry or sponge cake containing a sweet or savory filling. A typical flan of this sort is round, with shortcrust pastry, usually coated with sweet syrup. It is similar to a custard tart or a South African melktert.