M:tG card similarity search
1U · Artifact — Clue
As Ominous Lockbox enters the battlefield, secretly choose a number between 1 and 20. When an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy. {2}, Sacrifice Ominous Lockbox: Draw a card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Protean Hulk | 5GG | Creature — Beast | When Protean Hulk dies, search your library for any number of creature cards with total mana value 6 or less, put them onto the battlefield, then shuffle. 6/6 |
| Savra, Queen of the Golgari | 2BG | Legendary Creature — Elf Shaman | Whenever you sacrifice a black creature, you may pay 2 life. If you do, each other player sacrifices a creature. Whenever you sacrifice a green creature, you may gain 2 life. 2/2 |
| Relief Captain | 2WW | Creature — Kor Knight Ally | When Relief Captain enters the battlefield, support 3. (Put a +1/+1 counter on each of up to three other target creatures.) 3/2 |
| Spark Fiend | 4R | Creature — Beast | When Spark Fiend enters the battlefield, roll two six-sided dice. If you rolled 2, 3, or 12, sacrifice Spark Fiend. If you rolled 7 or 11, don't roll dice for Spark Fiend during any of your following upkeeps. If you rolled any other total, note that total. At the beginning of your upkeep, roll two six-sided dice. If you rolled 7, sacrifice Spark Fiend. If you roll the noted total, don't roll dice for Spark Fiend during any of your following upkeeps. Otherwise, do nothing. 5/6 |
| Akroma's Will | 3W | Instant | Choose one. If you control a commander as you cast this spell, you may choose both instead. • Creatures you control gain flying, vigilance, and double strike until end of turn. • Creatures you control gain lifelink, indestructible, and protection from all colors until end of turn. |
| Gandalf, Friend of the Shire | 3U | Legendary Creature — Avatar Wizard | Flash You may cast sorcery spells as though they had flash. Whenever the Ring tempts you, if you chose a creature other than Gandalf, Friend of the Shire as your Ring-bearer, draw a card. 2/4 |
| Reckless Endeavor | 5RR | Sorcery | Roll two d12 and choose one result. Reckless Endeavor deals damage equal to that result to each creature. Then create a number of Treasure tokens equal to the other result. |
| Peer into the Abyss | 4BBB | Sorcery | Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time. |
| Medomai's Prophecy | 1U | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I — Scry 2. II — Choose a card name. III — When you cast a spell with the chosen name for the first time this turn, draw two cards. IV — Look at the top card of each player's library. |
| Calamity of the Titans | 4CC | Sorcery | As an additional cost to cast this spell, reveal a colorless creature card from your hand. Exile each creature and planeswalker with mana value less than the revealed card's mana value. |