M:tG card similarity search
BBB · Sorcery
Each player loses a third of their life, then discards a third of the cards in their hand, then sacrifices a third of the creatures they control, then sacrifices a third of the lands they control. Round up each time.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Gnawing Zombie | 1B | Creature — Zombie | {1}{B}, Sacrifice a creature: Target player loses 1 life and you gain 1 life. 1/3 | 
| Lampad of Death's Vigil | 1B | Enchantment Creature — Nymph | {1}, Sacrifice a creature: Each opponent loses 1 life and you gain 1 life. 1/3 | 
| Spiteflame Witch | 1B/R | Creature — Elemental Shaman | {B}{R}: Each player loses 1 life. 2/1 | 
| Contaminated Ground | 1B | Enchantment — Aura | Enchant land Enchanted land is a Swamp. Whenever enchanted land becomes tapped, its controller loses 2 life. | 
| Urborg Syphon-Mage | 2B | Creature — Human Spellshaper | {2}{B}, {T}, Discard a card: Each other player loses 2 life. You gain life equal to the life lost this way. 2/2 | 
| Rare-B-Gone | 2BR | Sorcery | Each player sacrifices all permanents that are rare or mythic rare, then each player reveals their hand and discards all cards that are rare or mythic rare. | 
| Witness the End | 3B | Sorcery | Devoid (This card has no color.) Target opponent exiles two cards from their hand and loses 2 life. | 
| Thoughtcutter Agent | UB | Artifact Creature — Human Rogue | {U}{B}, {T}: Target player loses 1 life and reveals their hand. 1/1 | 
| Stabwhisker the Odious | Legendary Creature — Rat Shaman | At the beginning of each opponent's upkeep, that player loses 1 life for each card fewer than three in their hand. 3/3 | |
| Siege Zombie | 1B | Creature — Zombie | Tap three untapped creatures you control: Each opponent loses 1 life. 2/2 |