Here is the full list of all 30 Masters of Anima achievements.
Otto has attained Shaper Level 30
Obtain an "S" ranking for each Major Boss Fight (3 Soul Shards and Zahr)
Invoke 10 groups of Guardians in less than 2 seconds
Find Ana's Spark and bring her back to life
Complete all levels with a global rank of A or higher
Complete all optional Quests
Use one of Otto's Attacks to Finish Off Zahr
Collect 100 Flames of Anima in a single fight using Keepers
Stun 20 enemies using Protector Battlecry
Collect the complete set of Anima Tablets
Collect the complete set of Anima Runes
Find Ana's Body
Collect all Crystal Fragments
Otto has attained Shaper Level 20
Find Ana's Mind
Control 80 Guardians or more simultaneously
Eliminate 20 enemies using Sentinel Battlecry
Use Summoners to generate 100 Moppets in a single fight
Trigger the Battlecry of at least 30 Guardians simultaneously
Master the Art of Shaping Summoners
Master the Art of Shaping Commanders
Find Ana's Heart
Otto has attained Shaper Level 10
Master the Art of Shaping Keepers
Otto has attained Shaper Level 5
Master the Art of Shaping Sentinels
Obtain a global S ranking on any level
Ana is sundered by Zahr
Pass the test of the Hall of Tribulations to become a Shaper
Finish the game in less than 4 hours!