Noble Knights of the Round Table

You can only use each effect of Merlin once per turn.
*  You can Tribute this card; Special Summon 1 Noble Knight monster from your Deck. You cannot Special Summon monsters the turn you activate this effect, except Noble Knight monsters.
*  During either player's turn: You can banish this card from your Graveyard; immediately after this effect resolves, Synchro Summon 1 Noble Knight Synchro Monster using monsters you control.
*  During either player's turn: You can banish this card from your Graveyard; immediately after this effect resolves, Xyz Summon 1 Noble Knight Xyz Monster using monsters you control.

When this card is Normal or Special Summoned: You can send 1 Noble Arms Equip Spell Card from your Deck to the Graveyard. During either player's turn: You can target 1 Noble Arms Equip Spell Card and 1 appropriate monster on the field; equip that Equip Spell Card to that appropriate monster. This effect can only be used once while this card is face-up on the field.

No one shall ever know the truth behind
That fateful day. Artorigus went forth
To where the brilliant sword didst lay.
'Twas the first of many feats so great,
A legend through and through. We sing of him,
Artorigus, the Noble and the brave.
-From the Tales of the Noble Knights

If you control a LIGHT Normal Monster, you can Special Summon this card (from your hand) in face-up Defense Position.

You can send 1 face-up LIGHT Normal Monster you control to the Graveyard; Special Summon this card from your hand or Graveyard. You can Tribute 1 Noble Knight monster; add 1 Noble Arms card from your Deck to your hand. You can only use this effect of Ignoble Knight of Black Laundsallyn once per turn. You can only control 1 face-up Ignoble Knight of Black Laundsallyn.

This card is treated as a Normal Monster while face-up on the field. While equipped with a Noble Arms Equip Spell Card, this card becomes an Effect Monster with this effect.
*  This card becomes DARK and its Level is increased by 1. Once per turn, if you control no other monsters: You can Special Summon 1 Noble Knight monster from your Deck in face-up Defense Position, except Noble Knight Medraut, and if you do, destroy 1 Equip Spell Card you control.

This card is treated as a Normal Monster while face-up on the field. While equipped with a Noble Arms Equip Spell Card, this card becomes an Effect Monster with this effect.
*  You can target 1 Noble Knight monster in your Graveyard; add it to your hand, and if you do, destroy 1 Noble Arms Equip Spell Card you control. You can only use this effect of Noble Knight Gwalchavad once per turn.

While you control another Noble Knight monster, your opponent cannot target your monsters with less than 1800 ATK, except this card, for attacks or with card effects. When a Noble Arms Equip Spell Card is equipped to this card: Target 1 face-up card on the field; destroy that target. You can only use this effect of Noble Knight Drystan once per turn.

This card is treated as a Normal Monster while face-up on the field. While equipped with a Noble Arms Equip Spell Card, this card becomes an Effect Monster with these effects.
*  This card becomes DARK and its Level is increased by 1. During your Main Phase: You can reveal 3 Noble Arms cards from your Deck, have your opponent randomly add 1 of them to your hand, and send the rest to the Graveyard. You can only use this effect of Noble Knight Borz once per turn.

While equipped with a Noble Arms Equip Spell Card, this card becomes DARK and its Level is increased by 1. When this card is sent to the Graveyard while equipped with a Noble Arms Equip Spell Card: Target 1 Noble Arms card in your Graveyard; add that target to your hand.

You can banish 2 Noble Knight monsters from your Graveyard; Special Summon this card from your hand or Graveyard. You can only use this effect of Noble Knight Eachtar once per turn. A Synchro or Xyz Summon of a Noble Knight monster using this card as a Material cannot be negated, also your opponent cannot activate cards or effects when that monster is Special Summoned.

You can target 1 Noble Knight monster you control; equip this card from your hand or Graveyard to that target. You can only use this effect of Gwenhwyfar, Queen of Noble Arms once per turn. The equipped monster gains 300 ATK. Apply the appropriate effect, depending on the Attribute of the equipped monster.
*  LIGHT: If the equipped monster would be destroyed by a card effect, you can destroy this card instead.
*  DARK: If the equipped monster battles an opponent's monster, at the start of the Damage Step: You can destroy that monster, then destroy this card.