Packs

Taken from the game's help section.

Card Packs
Card Packs come in the following varieties.

Normal
You can obtain these packs by using Bronze or Silver Summons.

Premium
Obtainable via Gold Summons or by spending Ishtarian Crowns.

Premium packs offer both a higher chance to draw stronger units, as well as legendary units that cannot be found in Normal card packs.

Other
* Additional packs may be available depending on any ongoing events!

* Characters appearing on in-game banners or announcements are NOT guaranteed to appear within a given pack. Check 'Details' for more information regarding a Pack.