Sylvan Awakening

The land-animation finisher refined into something you can actually leave untapped for. Earlier takes on this effect, from Kamahl, Fist of Krosa to Natural Affinity, woke your lands into vanilla bodies that died to a single wrath and walked into removal on the swing back. The upgrades here all answer the historical liability of betting your manabase on one combat step: indestructible means the alpha strike survives the board wipe an opponent reaches for in response, reach lets the team catch fliers when you hold them back, and haste means you do not lose a turn cycle to summoning sickness. The 2/2 floor is the honest tax: a lot of bodies, but small ones, so the card reads as a one-shot overrun rather than a permanent army, and attacking taps the lands, which is the cost of turning your mana into pressure. The window is the real design lever. "Until your next turn" keeps the animation live through the opponent's turn, so the lands stand as blockers across both ends of the table, then quietly revert before your untap. They're still lands the whole time, which is the clause that keeps the maneuver tenable: any land you decline to send in stays available for mana, so you can commit the swing and hold back exactly enough to answer what comes off the top. A kill switch dressed as a ramp accessory, capable of turning a stalled board full of basics into a lethal swing nobody saw coming.