M:tG card similarity search
| Name | Mana | Type | Text | 
|---|---|---|---|
| Slavering Nulls | 1R | Creature — Goblin Zombie | Whenever Slavering Nulls deals combat damage to a player, if you control a Swamp, you may have that player discard a card. 2/1 | 
| Mindculling | 5U | Sorcery | You draw two cards and target opponent discards two cards. | 
| Wolf of Devil's Breach | 3RR | Creature — Elemental Wolf | Whenever Wolf of Devil's Breach attacks, you may pay {1}{R} and discard a card. If you do, Wolf of Devil's Breach deals damage to target creature or planeswalker equal to the discarded card's mana value. 5/5 | 
| Stern Lesson | 2U | Instant | Draw two cards, then discard a card. Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") | 
| Extract the Truth | 1B | Sorcery | Choose one — • Target opponent reveals their hand. You may choose a creature, enchantment, or planeswalker card from it. That player discards that card. • Target opponent sacrifices an enchantment. | 
| Barbed Shocker | 3R | Creature — Insect | Trample, haste Whenever Barbed Shocker deals damage to a player, that player discards all the cards in their hand, then draws that many cards. 2/2 | 
| Coral Helm | 3 | Artifact | {3}, Discard a card at random: Target creature gets +2/+2 until end of turn. | 
| Urgoros, the Empty One | 4BB | Legendary Creature — Specter | Flying Whenever Urgoros, the Empty One deals combat damage to a player, that player discards a card at random. If the player can't, you draw a card. 4/3 | 
| Balloon Peddler | 2U | Creature — Human Spellshaper | {U}, {T}, Discard a card: Target creature gains flying until end of turn. 2/2 | 
| Magus of the Wheel | 2R | Creature — Human Wizard | {1}{R}, {T}, Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards. 3/3 |