No missable achievements (plus 13 unknown)
Sign in with Steam or Xbox to track your progress, and:
Hit oponent with power of 7 or more
Find at least 1 secret place
Opet at least 1 chest
Win at least 1 arena
Hit opponent with power of 15 or more
Reach the 10th level
Win 25 battles
Explore 25 locations
Get 50.000 gold
Collect 40 cards
Find and open all chests
Be chanpion in all arenas
Find all secret places