Stone Calendar
Artifact
Spells you cast cost up to less to cast.
Legalities
- brawl: banned
- commander: legal
- legacy: legal
- modern: legal
- pauper: legal
- pioneer: banned
- standard: banned
- vintage: legal
Rulings
- 2004-10-04:
Does not change the mana cost of the spell, it just reduces what you pay for it.
- 2004-10-04:
You may choose not to apply Stone Calendar’s cost reduction effect.