So in this particular case, Act of Aggression can't do anything to stop the Veldalken Anatomist unless it say, targets the opponent's Azorious Guildmage (also Veldaken
However, slap bang in the middle of those two segments is the valley of unknowns (not the Ruins of Alph), a selection of cards that sit as expensive chases while not being ridiculously popular
Less is known on this card, but given the previous details, you can assume that 330 cards were printed and given to family members and important Wizards employees
This Hyper Rare card is numbered 96/64 in the set
I 100% agree with your point on game feel and experience
While this card is in your hand or GY, if a face-up Dragon monster on the field, except "Keeper of the Shrine", is sent to the GY by a card effect or because it was destroyed by battle: You can Special Summon this card, then, if that monster sent to the GY is a Normal Monster, you can add 1 Dragon Normal Monster from your GY to your hand