Although it resembles a dragon, Lugia is actually a psychic- and flying-type, and most frequently shows up in the Pokmon Trading Card Game as a Colorless or Basic card
If you're in an Izzet deck, I recommend running Traumatic Critique as the default
Consequently, investors have focused their attention toward VMAX, Full Art, and Secret Rare cards due to their scarcity and desirability
But if all you care about is function, you can buy non-Deadpool singles for all six cards at a price of around $10 total
If you have Divining Top or some other way to set it up such that you can play it at the end of their turn there are very few cards short of a counterspell that will save the situation
Getting comfortable with eBay sold Pokmon card prices is the single biggest upgrade most collectors can make to their instincts