Ajani's Pridemate

The engine that turned lifegain from a defensive timewaster into an offensive resource. For most of Magic's history, gaining life was something the losing player did to stall; this Cat Soldier flipped the math by attaching a permanent reward to every trigger. The wording is deliberately blunt: it cares about any lifegain event, not the amount, so a single Soul Warden tick and a fat lifelink swing each grow it by exactly one counter. That granularity is what makes it a build-around rather than a curiosity. Drip lifegain, the incidental gains from a hundred small sources, and the Pridemate snowballs faster than the board can answer, while a deck built on big single bursts has to weigh whether the counter math justifies the slot. It also asks nothing in return: no activation cost, no tap, no life payment of its own, just a 2/2 body that punishes any opponent who lets a lifegain shell get rolling. The counter-per-event template has been retread many times since (Ajani's Welcome and the various life-matters payoffs that lean on the same trigger word all owe it structural debt), but it starts here. What balances it is the fragility of where the reward lives: the counters sit on the creature itself, so a single removal spell erases the whole accumulated threat at once. The deck has to protect the snowball or rebuild it, and an opponent who waits for it to get fat before answering it has waited too long.