These are the most powerfull monsters in Yugioh. Slifer the Sky Dragon: real name Osiris god of life and death Attribute:light dark effects: You must tribute three monsters to Normal summon this card When this card is Normal summoned,effects of Spells,Traps,and monsters cannot be activated. This card cannot be targeted and it is only affected by the effects that destroys more cards,negates more attacks or decerase ATK and DEF.This card gains 1000 ATK for every card in you hand. If this card is special summoned it is returned to the graveyard at your end phase. When your opponent Summons or Set a monster it loses 2000 ATK or DEF.If result is 0 ATK or DEF it is destroyed. Obelisk the Tormentor: real name God of Destruction,God of Obelisk... effects: You must tribute three monsters to Normal summon this card When this card is Normal summoned,effects of Spells,Traps,and monsters cannot be activated. This card cannot be targeted and it is only affected by the effects that destroy! s more cards,negates more attacks or decerase ATK and DEF.If this card is special summoned it is returned to the graveyard at your end phase. You can tribute 2 monsters to activate one of the following effects: Destroy all monsters on the Opponent field, decerase the ATK and DEF of every face-up monster your opponent controls by 4000,and decerase the opponents life points by by 4000, Incerase the ATK of this card by the combinated ATK of the tributed monsters,if those monsters are Slifer and Ra this
... 