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 |
|---|---|---|---|
| Victimize | 2B | Sorcery | Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped. |
| Earth-Cult Elemental | 4RR | Creature — Elemental | Siege Monster — When Earth-Cult Elemental enters the battlefield, roll a d20. 1—9 | Each player sacrifices a permanent. 10—19 | Each opponent sacrifices a permanent. 20 | Each opponent sacrifices two permanents. 6/6 |
| Birthing Pod | 3G/P | Artifact | ({G/P} can be paid with either {G} or 2 life.) {1}{G/P}, {T}, Sacrifice a creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery. |
| Manor Guardian | 2B | Creature — Demon | When Manor Guardian dies, each player seeks a nonland card with mana value 2 or less. 4/3 |
| Activated Sleeper | 2B | Creature — Phyrexian Shapeshifter | Flash You may have Activated Sleeper enter the battlefield as a copy of any creature card in a graveyard that was put there from the battlefield this turn, except it's a Phyrexian in addition to its other types. 0/0 |
| Cephalid Shrine | 1UU | Enchantment | Whenever a player casts a spell, counter that spell unless that player pays {X}, where X is the number of cards in all graveyards with the same name as the spell. |
| Drown in Dreams | X2U | Instant | Choose one. If you control a commander as you cast this spell, you may choose both. • Target player draws X cards. • Target player mills twice X cards. |
| Whirlwind of Thought | 1URW | Enchantment | Whenever you cast a noncreature spell, draw a card. |
| Yotian Courier | UR | Creature — Human Artificer | Flying Whenever Yotian Courier attacks, choose one that wasn't chosen during your last combat — • Create a tapped Powerstone token. • Seek a nonland card with mana value equal to the number of Powerstones you control. 2/2 |
| Dimir House Guard | 3B | Creature — Skeleton | Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Sacrifice a creature: Regenerate Dimir House Guard. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.) 2/3 |