During the Main Phase, if a monster Special Summoned from the Extra Deck is on the field (Quick Effect): You can Special Summon this card from your hand, then, if you control another «Dogmatika» monster, you can negate the effects of 1 face-up monster on the field, until the end of this turn. When your «Dogmatika» monster declares an attack: You can make all «Dogmatika» monsters you currently control gain 500 ATK. You can only use each effect of «Dogmatika Fleurdelis, the Knighted» once per turn.