Duelist Nexus

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by having 25 or more cards in your GY. While your opponent has 25 or more cards in their GY, this card gains 2500 ATK/DEF.

If this card you control is used as Synchro Material, you can treat it as a non-Tuner. You can only use each of the following effects of Wheel Synchron once per turn. During your Main Phase, you can: Immediately after this effect resolves, Normal Summon 1 Level 4 or lower monster, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Synchro Monsters. You can banish this card from your GY, then target 1 Synchro Monster you control; reduce its Level by up to 4.

If you Synchro Summon a Power Tool Synchro Monster or a Level 7 or 8 Dragon Synchro Monster, this card in your hand can also be used as material. You can only use this effect of Revolution Synchron once per turn. If you control a Level 7 or higher Synchro Monster while this card is in your GY: You can send the top card of your Deck to the GY, and if you do, Special Summon this card, also its Level becomes 1. You can only use this effect of Revolution Synchron once per Duel.

If this card is Normal or Special Summoned: You can add 1 Level 5 Fiend monster or 1 Chimera Fusion from your Deck to your hand. If this card is sent to the GY as material for a Fusion Summon: You can add 1 Illusion monster from your Deck to your hand. You can only use each effect of Gazelle the King of Mythical Claws once per turn.

If this card is Normal or Special Summoned: You can add 1 Level 4 Beast monster and/or 1 Chimera Fusion from your Deck to the hand, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Fusion Monsters. If this card is sent to the GY as material for a Fusion Summon: You can target 1 Illusion monster in your GY; Special Summon it. You can only use each effect of Berfomet the Great Wings once per turn.

If this card battles a monster, neither can be destroyed by battle. You can only use each of the following effects of Cornfield Koator once per turn. You can discard this card; add 1 monster that mentions Chimera Fusion from your Deck to your hand, except Cornfield Coatl. When your opponent activates a card or effect that targets a card(s) you control, while you control Chimera the Flying Mythical Beast: You can banish this card from your field or GY; negate that effect, and if you do, destroy that card.

If this card battles a monster, neither can be destroyed by battle. You can only use each of the following effects of Mirror Swordknight once per turn. (Quick Effect): You can Tribute this card, Special Summon 1 monster from your Deck that mentions Chimera Fusion, except Mirror Swordknight. When a monster your opponent controls activates its effects while you control Chimera the Flying Mythical Beast (Quick Effect): You can banish this card from your field or GY, negate that effect.

If you control no monsters, you can Special Summon this card (from your hand). You can only Special Summon with this effect of King Rex the Twin-Headed Dragon once per turn. If this card is Normal or Special Summoned: You can target 1 monster on the field with ATK lower than the total ATK of all Dinosaur monsters you control; destroy it. You can only use this effect of Double-Headed King Rex once per turn.

When this attacking card destroys an opponent's monster by battle: You can make this card gain a second attack during this Battle Phase. Once per turn, except the turn this card was Summoned: You can target up to 2 monsters your opponent controls; destroy them.

If this card is added to your hand, except by drawing it: You can Special Summon it. If this card is Normal or Special Summoned: You can target 1 Altergeist monster in your GY, except Altergeist Malwisp, Special Summon it in Defense Position, but it cannot activate its effects. You can only use each effect of Altergeist Malwisp once per turn.

This card can attack directly. You can only use each of the following effects of Altergeist Perinetrator once per turn. When this card inflicts battle damage to your opponent: You can draw 1 card. If this card is sent from the field to the GY: You can send 1 Altergeist card from your hand, Deck, or face-up field to the GY, except Altergeist Peritrator.

If you control Visas Starfrost or a monster with 1500 ATK/2100 DEF, you can Special Summon this card (from your hand). You can only Special Summon Mannadium Torrid once per turn this way. If this card is destroyed by battle or card effect: You can Special Summon 1 Mannadium Tuner from your Deck. You can only use this effect of Mannadium Torrid once per turn.