Slifer the Sky Dragon

 

Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card's Normal Summon cannot be negated. When Normal Summoned, cards and effects cannot be activated. Once per turn, during the End Phase, if this card was Special Summoned: Send it to the GY. Gains 1000 ATK and DEF for each card in your hand. If a monster(s) is Normal or Special Summoned to your opponent's field in Attack Position: That monster(s) loses 2000 ATK, then if its ATK has been reduced to 0 as a result, destroy it.

Shield & Sword

Switch the original ATK and DEF of all face-up monsters currently on the field, until the End Phase.

Cyber Laser Dragon

This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except with "Photon Generator Unit". Once per turn, you can destroy 1 monster with ATK or DEF equal to or higher than the ATK of this card.

Copycat

When this card is Summoned: Target 1 face-up monster your opponent controls; this card's ATK and DEF become equal to that monster's original ATK and DEF.

Chasm of Spikes

When an opponent's monster attacks, it is destroyed. The opponent loses Life Points equal to 1/4 of the monster's ATK.

Call of the Windwitch

During either player's Battle Phase: Target 1 "Windwitch" monster you control; Special Summon 1 monster from your hand with a Level less than or equal to that monster's, but it cannot attack.