Courser of Kruphix

The 2/4 body is the whole pitch. Green's enchantment-creature wave borrowed the era's bestow stat economy to build defensive walls that also did work, and this Centaur is the cleanest of them: a four-toughness blocker that shrugs off most early aggression while quietly bending the game toward the long haul. The card-selection engine is honest about what it costs you, though. Revealing the top of your library is information your opponent gets for free, and you only convert it into card advantage by playing lands directly off the top; a run of spells just sits there exposed, telegraphing your next draw until you draw it or dig past it. The landfall trigger is a separate axis and reads as incidental, but it is anything but: gaining a life each time a land you control enters, whether from hand, from the top of your library, or from a ramp effect, stacks against burn and aggressive midrange into a real clock-stalling tax. What makes the design durable across a decade of reprints is the synergy stack it enables without requiring: any deck that wants to dump lands (fetch effects, extra land drops, ramp) compounds both the life gain and the velocity, so the same three-mana body that anchors a control shell also greases a ramp engine. It does not win games; it makes the games it is in slower, grindier, and tilted toward whoever has the better late game.