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

Old rule (Planar Chaos)	New rule (Future Sight)
501.2a. [Click to view all changes.]
	501.2a. To attach an Aura, Equipment, or Fortification to an object means to take it from where it currently is and put it onto that object. If something is attached to a permanent in play, it's customary to place it so that it's physically touching the permanent. An Aura, Equipment, or Fortification can't be attached to an object it couldn't enchant, equip, or fortify, respectively.

Old rule (Planar Chaos)

New rule (Future Sight)

501.2a.

To attach an Aura, Equipment, or Fortification to an object means to take it from where it currently is and put it onto that object. If something is attached to a permanent in play, it's customary to place it so that it's physically touching the permanent. An Aura, Equipment, or Fortification can't be attached to an object it couldn't enchant, equip, or fortify, respectively.