Royal Defense: Invisible Threat achievements

Sell 50 towers

Get 3000 coins

Build 50 towers

Complete level without using spells

Make a complete improvement for 200 mines in the levels

Sell 200 mines

Complete all levels of the episode three stars

Complete all levels to 3 stars

Kill 5 enemies with one shot

Use the spell 200 times

Kill 1500 enemies

Fully upgrade any tower in the store