Age of Defense achievements

Kill 2750 birds.

Kill 1500 dinosaurs.

Kill 1250 fish.

Kill 750 unicellular organisms.

Get into the cartoon cave and watch any of them.

Defeat the Giant Woolly Worm.

Fight off enemies enslaved by Frostmourne.

Survive the great blizzard with the help of coal.

Defeat Archeopteryx.

Find a broken flying saucer.

Meet the sky people.