Sets released: Legions, Scourge, Eighth Edition, Mirrodin

Major stuff:

   - Eighth Edition brought a new card frame with room for more artwork
   and text.  The frame for artifacts was considered too close to the
   frame for white cards in appearance.
   - Eighth Edition introduced the 'basic' supertype to identify basic
   lands by their type.
   - Mirrodin block introduced the Equipment subtype.

Trivia:

   - Legions contained only creature cards.
   - Legions introduced the first creatures with double strike.
   - Mirrodin block saw a change to the card distribution across the block.