The The Fields Update Title update for Spell Defender has 24 achievements.
Survive a game on normal difficulty in The Fields
Survive a game on challenge difficulty in The Fields
Survive a game on Master difficulty in The Fields
Win in under 15 minutes in easy
Win in under 15 minutes in Challenger
Win in under 15 minutes in Master
Reach wave 30 in Purgatory
Reach wave 30 in Fields Purgatory
Reach wave 50 in Purgatory
Reach wave 50 in Fields Purgatory
Level to 10
Survive a game on Master with more than 5x Enemy Strength in The Fields
Survive a game on Master with 10x Enemy Strength in The Fields
Survive a game on Master with more than 5x Enemy Strength
Survive a game on Master with 10x Enemy Strength