Here is the full list of all 26 Effie achievements.
Get all the trophies of Effie.
Defeat Melira at the Temple of Oblena.
Defeat Melira at Woodborn.
Find all relics.
Find all relics in Woodborn.
Get all Runestone skills.
Get the Boomerang skill.
Find all relics in the Red Plains of Oblena.
Complete the Quiet Rock area.
Upgrade Galand’s power 6 times.
Complete the Fire Hammer Coliseum area.
Complete the Fisher Fish area.
Find all relics in The Vineyards.
Find all relics in Windmills Town.
Defeat Melira at The Vineyards.
Get the Earthquake skill.
Open 20 Experience Chests.
Complete the Quick Imp area.
Complete the Harmony Obelisks area.
Defeat Melira at Windmills Town.
Get the Dash skill.
Reach the maximum speed surfing.
Defeat Melira at the Temple of the Elder Protectors.
Find all relics in the Temple of the Elder Protectors.
Upgrade Galand's power for the first time.
Get Runestone.