Royal Oppression (LOD-091) - Legacy of Darkness 1st Edition Number_DR3-EN022 you can send this card

you can send this card from your hand to the Graveyard during the Damage Step to have that monster gain 1400 ATK until the End Phase

If this card destroys an opponent's monster by battle and sends it to the Graveyard: Inflict damage to your opponent equal to its ATK in the Graveyard

If this card was Ritual Summoned using "Blue-Eyes White Dragon"

and only if you control no face-up Synchro Monsters

It does not like fights

Royal Oppression (LOD-091) - Legacy of Darkness 1st Edition Number_DR3-EN022 you can send this cardTypenull Continuous Trap AttributeTRAP Card TextPay 800 Life Points to negate a Special Summon of a monster and the effect of a card that Special Summons a monster and destroy it. Both you and your opponent can use this effect as long as this card remains face up on the field.