Miasmic Mummy

Symmetrical discard on a body looks fairer than it is, and the lever that breaks the symmetry is timing: you choose when to cast it. Drop this 2/2 with an empty hand and the opponent pitches a live card while you pay nothing of consequence. The body is a clean two-mana beater, a fine rate but not one that wins fights unassisted, so the enters-the-battlefield discard is what earns the slot. Where it belongs is in decks built to make the symmetry one-sided: graveyard strategies that want cards in the bin anyway, madness shells that convert a forced pitch into a discount, or aggressive black decks stripping a control hand while applying pressure. Outside those contexts the discard hits you as often as it helps, and the effect sits alongside the cheap hand-attack creatures that came before it: Ravenous Rats and Rotting Rats did the same work of stapling a single discard to a small black body, differing mostly in whom the pain lands on. It belongs to a long line of "everyone discards" creatures that lean on the deck around them to break the mirror, and this is the entry-level version of the idea, cheap enough to lean on in a hand-attack plan that does not mind the collateral cost. The discount you build into the discard is the whole game with it: empty your own hand first, or turn your forced pitch into value, and the symmetry stops being symmetric.