M:tG card similarity search
3U/BU/B · Enchantment
Whenever a blue creature enters the battlefield under your control, you may have target player draw a card. Whenever a black creature enters the battlefield under your control, you may have target player discard a card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Thought-Knot Seer | 3C | Creature — Eldrazi | ({C} represents colorless mana.) When Thought-Knot Seer enters the battlefield, target opponent reveals their hand. You choose a nonland card from it and exile that card. When Thought-Knot Seer leaves the battlefield, target opponent draws a card. 4/4 |
| Marsh Crocodile | 2UB | Creature — Crocodile | When Marsh Crocodile enters the battlefield, return a blue or black creature you control to its owner's hand. When Marsh Crocodile enters the battlefield, each player discards a card. 4/4 |
| Champion of the Perished | B | Creature — Zombie | Whenever another Zombie enters the battlefield under your control, put a +1/+1 counter on Champion of the Perished. 1/1 |
| Bone Miser | 4B | Creature — Zombie Wizard | Whenever you discard a creature card, create a 2/2 black Zombie creature token. Whenever you discard a land card, add {B}{B}. Whenever you discard a noncreature, nonland card, draw a card. 4/4 |
| Wave-Wing Elemental | 5U | Creature — Elemental | Flying Landfall — Whenever a land enters the battlefield under your control, Wave-Wing Elemental gets +2/+2 until end of turn. 3/4 |
| Gutmorn, Pactbound Servant | 2B | Legendary Creature — Demon | Flying, deathtouch When Gutmorn, Pactbound Servant enters the battlefield, each player discards a nonland card. Whenever a player discards a card during your turn, they choose another player. That player conjures a duplicate of that card into their hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 1/3 |
| Dimir Guildmage | U/BU/B | Creature — Human Wizard | ({U/B} can be paid with either {U} or {B}.) {3}{U}: Target player draws a card. Activate only as a sorcery. {3}{B}: Target player discards a card. Activate only as a sorcery. 2/2 |
| Stop That | B | Instant | Target player discards a card. Gotcha — If an opponent audibly flicks the cards in their hand, you may say "Gotcha!" When you do, return Stop That from your graveyard to your hand. |
| Flux | 2U | Sorcery | Each player discards any number of cards, then draws that many cards. Draw a card. |
| Firemantle Mage | 2R | Creature — Human Shaman Ally | Rally — Whenever Firemantle Mage or another Ally enters the battlefield under your control, creatures you control gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.) 2/2 |