Here is the full list of all 82 Monkey King Saga achievements.
Get 150 mana orbs in any level
Gain 50000 coins
Score at least 500 points in any level
Complete 15 games on medium mode
Gain 25000 coins
Get 75 mana orbs in any level
Defeat any 1000 monsters
Summon any ally 200 times
Complete Map 7 on easy mode
Complete 15 games on easy mode
Complete Map 6 on easy mode
Complete Map 5 on easy mode
Defeat any 500 monsters
Complete 15 games on extreme mode
Summon any ally 100 times
Defeat any 250 monsters
Summon any ally 50 times
Complete Map 4 on easy mode
Gain 1500 coins
Complete Map 3 on easy mode
Complete Map 2 on easy mode
Gain 500 coins
Complete Map 1 on easy mode
Defeat any 10 monsters
Complete Map 8 on easy mode
Complete Map 9 on easy mode
Complete Map 10 on easy mode
Complete Map 11 on easy mode
Complete Map 12 on easy mode
Complete Map 13 on easy mode
Complete Map 14 on easy mode
Complete Map 15 on easy mode
Complete Map 16 on easy mode
Complete Map 17 on easy mode
Complete Map 18 on easy mode
Complete Map 19 on easy mode
Complete Map 20 on easy mode
Complete Map 21 on easy mode
Complete Map 22 on easy mode
Complete Map 23 on easy mode
Complete 50 games on easy mode
Complete 50 games on medium mode
Complete 15 games on hard mode
Complete 50 games on hard mode
Complete 50 games on extreme mode
Gain 150000 coins
Get 300 mana orbs in any level
Get 500 mana orbs in any level
Get 1000 mana orbs in any level
Score at least 2500 points in any level
Score at least 7000 points in any level
Score at least 15000 points in any level
Score at least 50000 points in any level
Upgrade Monkey King's weapon to level 25
Upgrade Monkey King's weapon to level 55
Upgrade Monkey King's armor to level 25
Upgrade Monkey King's armor to level 55
Upgrade Pigsy's weapon to level 25
Upgrade Pigsy's weapon to level 55
Upgrade Pigsy's armor to level 25
Upgrade Pigsy's armor to level 55
Upgrade Sandy's weapon to level 25
Upgrade Sandy's weapon to level 55
Upgrade Sandy's armor to level 25
Upgrade Sandy's armor to level 55
Upgrade Tripitaka's weapon to level 25
Upgrade Tripitaka's weapon to level 55
Upgrade Tripitaka's armor to level 25
Upgrade Tripitaka's armor to level 55
Upgrade 2 allies to level 10
Upgrade 2 allies to level 30
Upgrade 3 allies to level 10
Upgrade 3 allies to level 30
Upgrade 4 allies to level 10
Upgrade 4 allies to level 30
Upgrade 5 allies to level 10
Upgrade 5 allies to level 30
Upgrade 6 allies to level 10
Upgrade 6 allies to level 30
Summon any ally 500 times
Summon any ally 1000 times
Defeat any 5000 monsters