Gem Tower Defence

How to play: Place 5 gems and choose a gem which you want keep, and click on the “Keep” button. Other 4 gem will become to rock, select them and click on the “Remove gem” button to remove them. Hold on the “Shift” key to select multi gems. The gem you can build: Chipped Sapphire: Attacks will slow target’s movement speed. Flawed Diamond: Attacks ground only and has 25% chance to deal x2 damage. Flawed Emerald: Deals a poison attack that does 3 damage per second, and slows the target enemy’s movement by 20%. Lasts 4 seconds. Flawed Ruby: Attacks cause splash damage. Flawed Opal: Gives an aura to other gems within 100 range which increases their attack speeds by 15%. Chipped Topaz: Attack multiple targets. Flawed Amethyst: Attacks air only. Flawed Aquamarine: Fast attack speed.