This list has blockers and defensive Characters/Events to preserve Life cards and buy you more time so you can set up more attacks on their Leader
Collectors regularly pay extra for a perfectly sleeved pack over an identical loose pack
Sadly, editions from some years are have consistent issues with curling
Then, several layers of different colours are used to print the drawings of each card on paper
Starting with the Alara block, booster packs for both Core Sets and expansions began to contain 1 land, 10 commons, 3 uncommons, either 1 rare (7/8 chance) or 1 mythic rare (1/8 chance), and either a tip card (which explains the new rules in the set, such as exalted in the Alara Block or Infect in the Scars of Mirrodin Block) or a token (which is of a type produced by a card in the set)
Its primary function is to negate or significantly weaken opponent attacks, preventing crucial damage and maintaining board presence