It was never intended for tournament play but remains an ultra-exclusive collectors piece
It began development as a set exploring the underground civilization genre, and later adopted the plane of Ixalan as a backdrop
Four mana is a bit expensive for this, which is likely the reason why Overlord of the Boilerbilges wasnt played as much as the others in the past, but Standard has slowed down significantly thanks to some big changes, which gives players a lot more time to get value from a card like this
Sets like Evolving Skies have over doubled in price due to the strength of its alternate artworks, with the top card Umbreon VMAX reaching ridiculous heights on the market
The Fantastical Parade set (B2) has stormed into Pokmon TCG Pocket , packed with a good number of EX and Trainer cards, as expected from a major expansion
This card sells for a whopping $4,000, and there arent enough sleeves in the world to protect it.