If a Noble Arms Equip Spell becomes equipped to ths card: You can Special Summon 1 Noble Knight Token (Warrior LIGHT Level 4 ATK 1000 DEF 1000), also you cannot Special Summons monsters for the rest of this turn, except Noble Knight monsters. You can only use this effect of Noble Knight Iyvanne once per turn. While this card is equipped with a Noble Arms Equip Spell, all other Noble Knight monsters you control gain 500 ATK.