While the focus of the illustration is the Pokedex itself, the all-important tool that all trainers should have, what makes this card is the addition of the Pokemon around it
Four mana for a 1/1 Warrior token, even with vigilance, isnt a good rate without token doublers on board (or, you know, abilities that can give those tokens extra keywords)
With this deck's biggest struggle being getting overwhelmed in the early game and not being able to establish a board state, this card will buy you valuable time needed to gain your footing in games
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If it is the second Dragon or later to enter the field that turn, it flips over, and when attacking, you draw one card and put a non-evolution Dragon from your hand into play