Its a card that anyone whos not got it in play hates, because what actually happens is that everyone will pay the cost for a turn or two, but once someone stops, everyone does
Blue Dragon Summoner s effect states: If this card is sent from the field to the GY: You can add 1 Dragon, Warrior, or Spellcaster Normal Monster from your Deck to your hand. In this example, if the card is sent from the field to the GY, you can add one of the appropriate cards to your hand
Also, there is no "once per turn" on the card so you can theoretically add infinite stats
This scales extremely well with any power level as it relies on the strength of the spells that youre casting
I cut down on playing the extra destiny heros bc FD is at 2 and there is no point to open more bricks, since this deck already plays so many