Don't stop tapping for the required time.

Reach the required multiplier by tapping fast.

Gather the required Wood amount.

Create the required building.

Loot the fully loaded Saw-Bro's the required number of times.

Reach required lvl with your Warrior.

Loot the Griffin the required amount of times.

Finish the required amount of daily bosses.

Complete the required quest.

Forge the required upgrade.

Tap the required amount of times.

Reach the required level with your Archer.

Eat the required meat.

Block hits with your Warrior's Shield.

Reach the required level with your Spear Lady.

Level up your Zeppelin

Reach the required level with your Engineer!

Reach the required level with your Shaman.

Collect the required amount of crystals.

Loot the fully loaded Crystal Silo the required number of times.

Discover crystal quests.

Reach the required level with your Oger.

Loot the Lucky Mushroom the required amount of times.