2018 Mega-Tins

3 Warrior monsters with different names
Once per turn, when a Spell/Trap Card, or monster effect, is activated that targets this face-up card on the field or a monster this card points to (Quick Effect): You can discard the same type of card (Monster, Spell, or Trap); negate the activation. When this Link Summoned card is destroyed by battle and sent to the GY: You can Special Summon 1 Level 4 Warrior Normal Monster from your Deck, and if you do, add 1 Level 4 Warrior monster from your Deck to your hand.

Arcana Extra Joker

"Elemental HERO Neos" + "Neo-Spacian Grand Mole" + "Neo-Spacian Dark Panther"
Must first be Special Summoned (from your Extra Deck) by shuffling the above cards you control into the Deck. (You do not use "Polymerization".) If this card is Special Summoned from the Extra Deck: Draw cards equal to the number of cards your opponent controls, then negate the effects of 1 face-up card on the field until the end of this turn. Once per turn, during the End Phase: Shuffle this card into the Extra Deck, and if you do, banish all cards on the field face-down.

Elemental HERO Nebula Neos

When this card is Normal Summoned: You can Special Summon 1 Level 4 or lower "HERO" monster from your hand. If this card is sent from the Monster Zone to the GY by a Spell effect: You can target 1 "HERO" monster in your GY, except "Elemental HERO Solid Soldier"; Special Summon it in Defense Position. You can only use this effect of "Elemental HERO Solid Soldier" once per turn.

Elemental HERO Solid Soldier

(Quick Effect): You can banish this card on the field and 1 Normal Trap in your GY; apply that banished Trap's effect. (The Trap's activation requirements must still be correct, but costs are not paid.)

Junk Collector

2 Effect Monsters (Warrior and/or Machine), including a Tuner
Once per turn, during the Main or Battle Phase, you can (Quick Effect): Immediately after this effect resolves, Synchro Summon 1 Synchro Monster, using only materials this card points to. If this Link Summoned card you control is destroyed by battle or opponent's card effect and sent to your GY: You can Special Summon 1 "Junk" Synchro Monster from your Extra Deck. (This is treated as a Synchro Summon.)

Junk Connector

1 "Synchron" Tuner + 1+ non-Tuner monsters
If this card is Synchro Summoned: You can Special Summon as many "Synchron" Tuners as possible with different Levels from your Deck, in Defense Position. You cannot Special Summon monsters from the Extra Deck, except Synchro Monsters, the turn you activate this effect. When an attack is declared involving this card that was Synchro Summoned this turn and another monster: You can make this card's ATK become double its original ATK until the end of this turn. You can only use each effect of "Junk Speeder" once per turn.

Junk Speeder

If this card is Normal or Special Summoned: You can discard 1 card; add 1 "Polymerization" Normal Spell or "Fusion" Normal Spell from your Deck to your hand. You can reveal 1 Fusion Monster in your Extra Deck; Special Summon 1 of the Fusion Materials whose name is specifically listed on that monster from your GY, in face-down Defense Position. You can only use each effect of "Keeper of Dragon Magic" once per turn. You cannot Special Summon monsters from the Extra Deck, except Fusion Monsters, the turn you activate either of this card's effects.

Keeper of Dragon Magic

1 Tuner + 1+ non-Tuner monsters
If this card is Synchro Summoned: You can target 1 Tuner in your GY; Special Summon it in Defense Position, but negate its effects. You can only use this effect of "Martial Metal Marcher" once per turn. A Synchro Monster that used this card as material is treated as a Tuner while face-up on the field.

Martial Metal Marcher

2 monsters with the same Attribute but different Types
Your opponent cannot target this card, or monsters on the field with the same Attribute as this card, with card effects. Once per turn (Quick Effect): You can declare 1 Attribute; this card becomes that Attribute until the end of this turn.

Mudragon of the Swamp

1 Tuner + 1+ non-Tuner monsters
When this card is Synchro Summoned while you control no other monsters: You can target 1 "Junk" monster in your GY; Special Summon it. You can only use this effect of "Stardust Assault Warrior" once per turn. If this card attacks a Defense Position monster, inflict piercing battle damage.