For the cost of seven mana, this Slug Horror states that at the beginning of each player's upkeep, a slime counter is put on each creature you don't control, with each creature getting -1/-1 for each slime counter on it
The Future While Final Fantasy has caused Tom Bombadil to spike in price, if anything, its just a surprise they werent more expensive sooner
The same is true for unearth
The one way to break it's cruve-based drawback is to have your turn two play be a ramp spell (like Growth Spiral, Incubation Druid, Paradise Druid) which in turn allows you to play a four-drop on turn three
Its important to keep expectations in check, and to understand that it takes a lot of work and research
At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.) 9.1/10$0.35 Transpose Instant Draw a card, then discard a card