Spell Cards

How to get Spell Cards:
Spell Tower Research:

Conduct Spell Research to get some Spell Cards every few hours. The higher the level of your Spell Tower, the higher quality Spell Cards you get. Researching Spell Cards is free; it just takes time. However, all the Spell Cards from Research are random.

Research also yields Magic Spar you can use to buy Spell Cards from the Magic Shop.

Spell Tower Magic Shop:

You can buy Spell Cards here with Gems or Magic Spar. However, the inventory is random.

You get some Magic Spar every time your Research in the Spell Tower, Donate Spell Cards to your allies, and get a small amount in Quest per day.

Spell Card Donations:

You can ask your allies to donate the Spell Cards you need a limited number of times per day.

Normal Adventure Mode:

You can some Spell Cards (especially for your starting Hero's core spells) whenever you pass another level of Normal Adventure.

Monsters:

Killing monsters on the World Map may drop Chests or Mystery Books. Open them to get random Spell cards.

Quests:

Some main Quests will also reward Spell Cards.

World Map:

Rarely, You will see Mystery Books spawn randomly on the World Map. Attack them to collect Spell Cards.