Budget Alternatives to Death Cloud

Skirsdag Supplicant $0.04 2B · Human Cleric {B}, {T}, Discard a card: Each player loses 2 life. Sarevok, Deathbringer $0.05 3B · Human Knight At the beginning of each player's end step, if no permanents left the battlefield this turn, that... Barter in Blood $0.09 2BB · Sorcery Each player sacrifices two creatures of their choice. Undercity Plague $0.16 4BB · Sorcery Target player loses 1 life, discards a card, then sacrifices a permanent of their choice. Rathi Fiend $0.19 3B · Phyrexian Horror Mercenary When this creature enters, each player loses 3 life. Bellowing Mauler $0.20 4B · Ogre Warrior At the beginning of your end step, each player loses 4 life unless they sacrifice a nontoken crea... Blim, Comedic Genius $0.21 2BR · Imp Flying Triskaidekaphobia $0.23 3B · Enchantment At the beginning of your upkeep, choose one — Risky Shortcut $0.28 2B · Sorcery Draw two cards. Mornsong Aria $0.32 1BB · Legendary Enchantment Players can't draw cards or gain life. Torment of Scarabs $0.34 3B · Aura Curse Enchant player Smallpox $0.41 BB · Sorcery Each player loses 1 life, discards a card, sacrifices a creature of their choice, then sacrifices... Fraying Omnipotence $0.62 3BB · Sorcery Each player loses half their life, then discards half the cards in their hand, then sacrifices ha... Devastating Dreams $0.77 RR · Sorcery As an additional cost to cast this spell, discard X cards at random.