Toughness

 is a passive ability, which means it will be active as soon as the creature is in play.  For a list of all Cards with this ability, click here! 

Variations
will always activate when the creature is attacked. The damage reduction ranges from 1 to 3.

There is a variation of Toughness for every Damage School, which reduce all damage taken from that school, including abilities like Fireball.

Strategy
Toughness is powerful! Creatures with 3 Toughness may completely ignore most attacks, which can make them nearly invincible. Toughness does NOT however reduce damage taken from abilities, and toughness is ignored by the Execute ability.