Supreme Darkness

If you control a Materiactor card: You can Special Summon this card from your hand. If this card is Normal or Special Summoned, or flipped face-up: You can add 1 Materiactor card from your Deck to your hand, except Materiactor Zeptwing, then you can either add to your hand or Special Summon, 1 Level 3 Normal Monster from your GY. You can only use each effect of Materiactor Zeptwing once per turn.

If a WATER Xyz Monster is on the field, you can Special Summon this card (from your hand), but you cannot Special Summon Hydrojet Shark for the rest of this turn. You can only use 1 of the following effects of Hydrojet Shark per turn, and only once that turn. During your Main Phase: You can send 1 Fish Shark monster or 1 Xyz Spell/Trap from your Deck to the GY. You can banish this card from your GY; add 1 Aqua Jet card from your Deck or GY to your hand.

Cannot be Normal Summoned/Set. Must first be Special Summoned with Max Metalmorph that was activated by Tributing a Level 5 or higher Warrior monster. You can reveal this card in your hand; add 1 card that mentions Max Metalmorph from your Deck to your hand, except Metalflame Swordsman, and if you do, shuffle this card into the Deck. You can only use this effect of Metalflame Swordsman once per turn. Each time your opponent activates a card or effect, this card gains 300 ATK and inflicts 500 damage to your opponent when that card/effect resolves.

If this card is Normal Summoned: You can Set 1 Primite Spell/Trap from your Deck. You can only use each of the following effects of Primite Dragon Ether Beryl once per turn. You can Tribute this card; send 1 Normal Monster from your Deck to the GY. During your Standby Phase, if you have a Normal Monster in your field or GY: You can add this card from the GY to your hand.

While you control a monster, except Poseidra, the Storming Atlantean, your opponent's monsters cannot target this card for attacks. You can only use each of the following effects of Poseidra, the Storming Atlantean once per turn. You can send 1 other WATER monster from your hand or face-up field to the GY; Special Summon this card from your hand. If this card is Normal or Special Summoned: You can send 1 Atlantean or Mermail monster from your Deck to the GY, then target 1 card your opponent controls; return it to the hand.

While you control a monster, except Poseidra, the Storming Atlantean, your opponent's monsters cannot target this card for attacks. You can only use each of the following effects of Poseidra, the Storming Atlantean once per turn. You can send 1 other WATER monster from your hand or face-up field to the GY; Special Summon this card from your hand. If this card is Normal or Special Summoned: You can send 1 Atlantean or Mermail monster from your Deck to the GY, then target 1 card your opponent controls; return it to the hand.

At the end of the Battle Phase, if this card battled: You can shuffle this card into the Deck; Special Summon 1 Gladiator Beast monster from your Deck, except Gladiator Beast Gistel. You can only use each of the following effects of Gladiator Beast Gistel once per turn. You can reveal this card and 1 Gladiator Beast monster in your hand; Special Summon both. If this card is Special Summoned by the effect of a Gladiator Beast monster: You can add 1 Gladiator Spell/Trap from your Deck to your hand.

If you control a Gladiator Beast monster Special Summoned from the Deck/Extra Deck, you can Special Summon this card (from your hand). You can only Special Summon Test Bear once per turn this way. You can Tribute this card, then shuffle 1 Gladiator Beast monster from your hand or face-up field into the Deck/Extra Deck; Special Summon up to 2 Gladiator Beast monsters from your Deck. (This is treated as a Special Summon by a Gladiator Beast monster's effect.) You can only use this effect of Test Bear once per turn.

When your opponent activates a card or effect (Quick Effect): You can Special Summon 1 Crystron monster from your Deck, except Crystron Tristaros, then immediately after this effect resolves, Synchro Summon 1 Machine Synchro Monster using monsters you control, including that monster. You can banish this card from your GY; destroy 1 Synchro Monster you control, and if you do, Special Summon 2 Crystron monsters from your Deck, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Machine monsters. You can only use each effect of Crystron Tristaros once per turn.

If this card is in your hand or GY: You can target 1 Crystron card you control; destroy it, and if you do, Special Summon this card, also you cannot Special Summon from the Extra Deck for the rest of this turn, except Machine monsters. If this card is Normal or Special Summoned: You can send up to 2 Crystron cards with different names from your Deck to the GY, except Crystron Sulfador. You can only use each effect of Crystron Sulfador once per turn.

If you control a Wyrm monster, or a face-up non-Effect Monster: You can Special Summon this card from your hand. If this card is sent to the GY as material for a Wyrm Synchro Monster: You can Special Summon 1 Tenyi Link Monster from your Extra Deck (but it cannot be used as Link Material), then you lose LP equal to its Link Rating x 1000. You can only use each effect of Tenyi Spirit - Suruya once per turn.

If 3 or more Level 10 monsters are in your field, GY, and/or banishment, while this card is in your hand: You can Special Summon this card. If this card is Special Summoned: You can send the top card of your Deck to the GY; this card gains 500 ATK, then if the card sent to the GY was a monster, inflict 1000 damage to your opponent, otherwise, you can send the new top card of your Deck to the GY. You can only use each effect of Driangle, Dragon of the Dark Deep once per turn.