Reckless Abandon

The mathematics here are brutal in their honesty: a creature you no longer want becomes four damage for a single red mana, at about the cheapest rate the game has been willing to print for that exchange. The sacrifice clause is not a drawback so much as a translation layer. A creature that has already attacked, a token that has done its job, a mana dork whose work is finished: all of it converts into reach, the thing aggressive red decks chronically run out of when the board stalls. This is the sacrifice-for-burn template in its starkest form, and the design tension it lives inside is that the card is dead in your opening hand and lethal in your closing one. The window matters more than the rate. Being a sorcery sharpens the constraint further: there is no instant-speed escape valve, no casting it on the opponent's turn to cash in a creature mid-combat, so the body you sacrifice has to be one you were already done with on your own main phase. Cast it with no creature and you cannot cast it at all; cast it with a spent attacker and you have manufactured damage out of a resource on its way to expiring. Later sacrifice-burn spells layered conditions on top of this skeleton (Fling reads power off the sacrificed creature, Lightning Axe trades a discard for a smaller burn), but the bare exchange of one body and one mana for four damage to anything is the purest version of the idea: it asks nothing of a deck not built to spend its creatures except that it leave the card behind.