Magic: The Gathering Comprehensive Rules Changes - Planar Chaos to Future Sight

Old rule (Planar Chaos)	New rule (Future Sight)
Instant [Click to view all changes.]
Instant Instant is a type. A player may play instants whenever he or she has priority. An instant spell is put into its owner's graveyard as the last step of its resolution. See rule 212.5, "Instants," and rule 409, "Playing Spells and Activated Abilities."	Instant Instant is a type. A player may play instants whenever he or she has priority. An instant spell is put into its owner's graveyard as the last step of its resolution. Instant subtypes are called spell types (see Spell Types). See rule 212.5, "Instants," and rule 409, "Playing Spells and Activated Abilities."

Old rule (Planar Chaos)

New rule (Future Sight)

Instant

Instant is a type. A player may play instants whenever he or she has priority. An instant spell is put into its owner's graveyard as the last step of its resolution. See rule 212.5, "Instants," and rule 409, "Playing Spells and Activated Abilities."

Instant

Instant is a type. A player may play instants whenever he or she has priority. An instant spell is put into its owner's graveyard as the last step of its resolution. Instant subtypes are called spell types (see Spell Types). See rule 212.5, "Instants," and rule 409, "Playing Spells and Activated Abilities."