While this seems rather unintuitive, since Overkill will kill the creature you target, this wont cause Jaws of Defeats trigger to fizzle
You can continue drawing into more ways to do damage and subsequently get more impulsive draws
While going first is a large advantage, when youre playing effects like Cartographers Hawk, Land Tax, and its cousins, you might think about not going first
Crackling Doom Crackling Doom is one of the best bang-for-your-buck 3-color instants, especially in multiplayer games
Its a similar price point, it has reprints, like in-demand lands, but unlike reprint focused Masters sets, it also comes with a bunch of new cards legal in Commander
Just as in tabletop, Magic Online will feature four colors of Neon Glow Chocobos