This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by removing from play 2 "Batteryman" monsters from your Graveyard. Once per turn, you can remove from play 1 Thunder-Type monster from your Graveyard to destroy 1 monster and 1 Spell or Trap Card on the field.
When you Tribute Summon this card by Tributing a "Lightsworn" monster: You can send the top 4 cards of your Deck to the Graveyard, then target up to 2 cards your opponent controls; destroy those targets.
You can discard this card; add 2 Level 4 LIGHT Thunder-Type monsters of the same name with 1600 or less ATK from your Deck to your hand. You can only use the effect of "Thunder Sea Horse" once per turn. You cannot Special Summon during the turn you activate this effect.
3 "Gem-Knight" monstersMust first be Fusion Summoned with the above Fusion Materials. You can only Special Summon "Gem-Knight Lady Brilliant Diamond(s)" once per turn. Once per turn: You can send 1 "Gem-Knight" monster you control to the Graveyard, and if you do, Special Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, ignoring its Summoning conditions.
Activate 1 or both of these effects (simultaneously).● When an opponent's monster declares an attack: Target the attacking monster; change that target to Defense Position.● Target 1 face-up monster you control; equip this card to that target. It gains 500 ATK.
Target 1 Beast or Beast-Warrior-Type monster you control; equip this card to that target. It gains 800 ATK. When the equipped monster destroys an opponent's monster by battle and sends it to the Graveyard: Draw 1 card.
FLIP: Special Summon 1 Level 4 or lower "Batteryman" monster from your Deck, except "Batteryman Micro-Cell". After this card has been flipped face-up, when it is destroyed by battle and sent to the Graveyard, draw 1 card.
If this card in your possession is destroyed by your opponent's card (by battle or card effect) and sent to your Graveyard: Shuffle this card into the Deck. While you have no monsters in your Graveyard, this card gains 800 ATK and DEF. After damage calculation, when this card battles an opponent's monster: You can target 1 card your opponent controls; destroy that target.
Once per turn, if you activate a "Fire Formation" Spell/Trap Card (except during the Damage Step): You can Set 1 "Fire Formation" Trap Card directly from your Deck. Once per turn: You can send 2 face-up "Fire Formation" Spell/Trap Cards you control to the Graveyard, then target 1 "Fire Fist" monster in your Graveyard, except "Brotherhood of the Fire Fist - Dragon"; Special Summon that target.
During your Main Phase, if this card was Normal or Special Summoned this turn: You can Tribute 1 "Fire Fist" monster; Set 1 "Fire Formation" Spell/Trap Card directly from your Deck. You can only use the effect of "Brotherhood of the Fire Fist - Leopard" once per turn.
This card cannot be Normal Summoned or Normal Set. This card can only be Special Summoned by removing from play 2 LIGHT monsters in your Graveyard. All monsters your opponent controls lose 300 ATK during their Battle Phase only.
This card is treated as a Normal Monster while face-up on the field or in the Graveyard. While this card is face-up on the field, you can Normal Summon it to have it become an Effect Monster with this effect.● You can send 1 face-up Equip Card you control to the Graveyard, then target 1 card your opponent controls; destroy that target.
If this card is Normal or Special Summoned: You can target 1 Field Spell Card on the field; destroy it. Once per turn: You can Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters you control as Fusion Materials, including this card.
1 "Gaia The Fierce Knight" monster + 1 Dragon-Type monsterThis card's name becomes "Gaia the Dragon Champion" while it is on the field. If this card is Special Summoned: You can add 1 "Spiral Spear Strike" from your Deck or Graveyard to your hand. When this card declares an attack on an opponent's monster: You can change the battle position of that opponent's monster.
Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, using monsters from your hand or your side of the field as Fusion Materials. If this card is in your Graveyard: You can banish 1 "Gem-Knight" monster from your Graveyard; add this card to your hand.