“Booster Pack” (DLC #1)
Freely obtain powerful weapons that will give you an edge and make battles more exciting.
“Episode Gladiolus” (DLC #2)
A completely original episode focused on Noctis’ companion Gladiolus. In this episode, you can control Gladiolus as a playable character.
“Holiday Pack” (DLC #3)
Freely obtain a wonderful item pack that will make the game even flashier.
“Episode Ignis” (DLC #4)
A completely original episode focused on Noctis’ companion Ignis. In this episode, you can control Ignis as a playable character.
“Episode Prompto” (DLC #5)
A completely original episode focused on Noctis’ companion Prompto. In this episode, you can control Prompto as a playable character.
“Online Expansion Pack” (DLC #6)
An expansion pack that lets you play a completely new Final Fantasy XV.
Gematsu
UPDATE
Official statement, thanks to Koozek