Strider, Ranger of the North

Landfall usually reads as a value keyword: a trigger for a token, a point of damage, a scry that quietly accrues over a long game. Here it is bent into a combat engine that grows a body and, at a threshold, hands it a decisive edge in the damage step. The 4/4 frame is not incidental to that. The creature the ability most wants to pump is often the one sitting right at the power-4 line already, so a single land drop turns it into a 5/5 that strikes first, winning races and turning even trades into favorable ones. The design's real reach is that the trigger targets any creature, so the fetch land or extra-land effect that once bought incremental grind becomes a repeatable combat modifier: every land you play is a pump spell with a conditional first-strike rider stapled to your mana. That reframes lands as combat resources rather than pure ramp, a different axis than most Gruul midrange had been building on. The power-4 clause is the discipline that keeps the first-strike upside from being free: it rewards pointing the trigger at heavier threats rather than a swarm of one-drops, and it gives the ability a natural home in a deck that plays above the curve. Because the trigger fires on your land drop, the payoff lands in your own combat step, where the pumped attacker meets a blocker it now out-fights.