Nightmare Boss

Nightmare Boss is a map in Campain Mode. Win act40 in Normal Campaign to unlock this feature.

Use 6 heroes to fight with Boss. It's will cost 1 nightmare key / battle. There are 5 levels you can choose.

Your nightmare key will refesh every 8 hours ( max 5 keys ). Kill Nightmare boss to get marterial. Use it to exchange spin coin. Try your luck at Reel Rush and get gold, gem, key, stella code or Special heroes if you win a jackpot.

These are a chance to get " Four-leaf clover " in battle, what will use to increase jackpot rate x50.