Here is the full list of all 20 Yu-Gi-Oh! Duel Links achievements. It takes around 200 hours to unlock all of the achievements on Windows.
Earn all achievements.
Reach Stage 50.
Win 100 PvP matches.
Collect 100 Prismatic Cards.
Destroy a total of 1000 monsters.
Successfully Summon a total of 1000 monsters.
Win 300 Duels.
Inflict a total of 1 million points of damage.
Reach Stage 20.
Win 30 PvP matches.
Collect 300 types of cards.
Win 100 Duels.
Collect 10 Prismatic Cards.
Win 50 Duels.
Reach Stage 10.
Destroy a total of 100 monsters.
Win 5 Duels.
Win 30 Duels.
Successfully Summon a total of 100 monsters.
Reach Stage 3.