(It's an artifact with ", , Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.") Return target creature or Spacecraft card with mana value 5 or less from your graveyard to the battlefield
So if you don't want to smash face with a 6/6 trample creature, it makes a formidable blocker
You can use special card sleeves for this
If you're a new player, you need to play and be relevant to learn and get better, and you'll only do that if you can actually cast your spells
However, many are designed to reflect the rarity of other cards, thanks to the borders of the card
Even if Subterranean Scout could make any creature unblockable, not just one with two power or less, Id still rank it as worse than Goblin Shortcutter