Only ever really showing up in dark zoo decks and really agro rock decks the little Leech does tend to perform very well, consistently dealing more damage than Tarmogoyf would
Again, this is where someone who owns zero Magic cards is going to benefit greatly
Were not talking about cards that seem bad, but have some narrow use, perhaps as part of a combo perhaps
These decks will want as many fetch lands as they can afford as well as spells like Harrow and Scapeshift to put multiple lands into play a turn
As another example, if my opening hand has a one-drop, a two-drop, a three-drop and four different four-drops, then I will usually bottom the worst three four-drops in the hope of drawing into a powerful five or six-drop, while keeping the cards that will ensure a perfect 1-2-3-4 curve-out