Dragon-types have always held a special place in the Pokmon universe, often associated with legendary status and immense power
You want cards that will hold or increase in value over time
Other shadowless holos (Blastoise, Venusaur) in high grade run from the high hundreds into the low thousands of dollars, depending on grade
While this card could surely get lost in the 99 if youre not careful, there are other ways to apply this effect depending on your commander, or you could tutor it up with 7
Personally, Id choose a cheap commander like Rograkh, Son of Rohgahh or Yoshimaru, Ever Faithful to leverage that +1 ability to sacrifice for an extra card drawn
For every Angel of Despair theres a Putrefy, if you get what I mean