Here is the full list of all 28 A Sceptic's Guide to Magic achievements.
Cast the Compliance spell.
Cast the Portal spell.
Cast the Shadow spell.
Cast the Contact spell.
Drink the Initiate's Brew.
Cast the Spontaneous Regeneration spell.
Cast the Psychoscopic Perception spell.
Cast the Hydrophobic Locomotion spell.
Cast the Impermanent Dematerialisation spell.
Cast the Luminous Personage spell.
Cast the Veracious Compulsion spell.
Cast the Spontaneous Deconstruction spell.
Cast the Beneficial Fortuity spell.
Cast the Constitutional Transmogrification spell.
Cast the Horologist's Hindsight spell.
Cast the Perdurable Binding spell.
Cast the Dispel Transparency spell.
Cast the Temporal Glaciation spell.
Cast the Harmonious Diffusion spell.
Cast the Astral Projection spell
Cast the Bloom spell
Cast the Tranquility spell.
Rest in peace.
Respect the law.
Neutralise the threat.
Dispose of the threat.
Everybody deserves a second chance.
Meet a nasty end.