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Assist Evolve Cursed Key and Sacred Key!

Use Crystals to perform Assist Evolutions on event-exclusive Sacred Key and Cursed Key!

See here for more details on Deadly Sin Dragons & Key Heroes:

Cursed Key Evolutions

Sacred Key Evolutions


*The text in all of the screenshots shown above may look different from what is shown in-game.

*All stats shown are when monsters are at Lv. Max, and Skill Lv. Max.

*All images and data displayed are in development and may be adjusted if necessary.

*If the changes are not displayed in-game, please try exiting the app completely and rebooting your device.


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