Here is the full list of all 33 Mana Maker achievements.
Buy the first Cyclops
Buy the first Golem
Buy the first Spriggan
Buy the first Dwarf
Buy the first Cultist
Buy the first goblin
Buy the first Shadow
Get 1000 Mana
Get 100 Mana
Buy the first Big Foot
Buy the first Dragon
Buy the first Grandma
Buy the first Kraken
Buy the first Cthulhu
Get 100 Shadows
Get 100 Cultists
Get 100 Goblins
Get 100 Dwarfs
Get 100 Golems
Get 100 Cyclops
Get 100 Big Foots
Get 100 Dragons
Get 100 Grandmas
Get 100 Krakens
Get 100 Cthulhus
Get 100 Spriggans
Get 10,000 Mana
Get 100,000 Mana
Get 1 Million Mana
Get 1 Billion Mana
Get 1 Trillion Mana
Get 1 Quadrillion Mana
Get 1 Quintillion Mana