pokemon card tangrowth Lv.38 DP4 130 Holo 1st Edition 2007 MINT Japanese r426 This attack does 10 less damage for each damage counter on this Pokémon.) Pokemon ME01: Mega Evolution Uncommon

For this added cost, you get a ton more value, as Sephiroth can easily draw you a card upon entry

Oh, and you get to exile it, so your opponent can't get up to any shenanigans with that card themselves

It drinks fatigue

Use them to shore up your deck's weaknesses

This isn't a first for a Secret Lair or anything, but I asked Heggen if that sort of thing is something they actively think about when choosing the cards for each new drop and while he didn't address the prices of cards specifically, he did say picking the right ones is more of an art than a science

Theres not much more to it than that, in terms of rules