Shrouded Shepherd // Cleave Shadows

Cast the sorcery half first and the sequencing is the whole engine here. Cleave Shadows shrinks every creature your opponents control by -1/-1, a one-sided micro-sweeper that clears tokens, mana dorks, and the small bodies white and black aggro shells tend to run into. Because the spell exiles rather than heading to the graveyard, casting it is a setup move: the Shrouded Shepherd stays in exile until you cast it later, where its enters trigger drops +2/+2 onto a creature you already have on the table. That pump comes off a trigger with no flash, so it lands at sorcery speed only, a buff you place on your own turn rather than a combat surprise. The discipline it asks for is spending two board-affecting spells while occupying a single slot: shrink the small stuff now, land a 2/2 that grows something later, and the card never rots in hand because the half you passed on is still a spell for next turn. Both halves want the same thing, a battlefield you are already ahead on, so this rewards pressing an advantage and does little to help you claw back from behind. Neither effect is large in isolation; the value is in the pairing, two modest board plays welded into one card that always has somewhere to go.