Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Brynhildr	Win an online game using Valkyrie.
Cryptid Primogenitor	Win an online game using Grootslang.
Devour the World	Win an online game using Fenrir.
Empire Builder	Win an online game using Emperor Jimmu.
King of the Jungle	Win an online game using Humbaba.
Mission Master	Complete all missions.
Plain to See	Win an online game using Arion.
Read the Manual	Complete all tutorials.
Riddle Me This	Win an online game using Sphinx.
Strike Like Lightning	Win an online game using Izulu.
The Greatest Serpent	Win an online game using Leviathan.
Unpuzzled	Complete all puzzles.
Your Own Style	Build a deck from scratch.