Purchase this to receive 310 [Tanium]. On your first purchase, you will receive an additional 310 [Dark Crystals]. For each subsequent purchase, you will instead receive an extra 30 [Dark Crystals].
[Tanium] can be used in the game to purchase various Packs in the shop and can also be exchanged for other in-game resources.
[Dark Crystals] can be exchanged for lucky draw items and be used to acquire Simulacra characters, Weapons, and Matrices. In addition, they can be used to purchase items in the shop.