Original ATK (元（もと）々（もと）の攻（こう）撃（げき）力（りょく） Motomoto no Kōgekiryoku) and original DEF (元（もと）々（もと）の守（しゅ）備（び）力（りょく） Motomoto no Shubiryoku) refer to the ATK and DEF values of a Monster Card before any monster, Spell, or Trap Cards alter the value. They are the ATK and DEF values listed on the card.