M:tG card similarity search
· Legendary Enchantment
At the beginning of your upkeep, exile the top card of your library face down. You may look at that card for as long as it remains exiled. Once during each of your turns, you may play a land or cast a spell from among the cards exiled with this permanent without paying its mana cost.
| Name | Mana | Type | Text |
|---|---|---|---|
| Riddle of Lightning | 3RR | Instant | Choose any target. Scry 3, then reveal the top card of your library. Riddle of Lightning deals damage equal to that card's mana value to that permanent or player. |
| Inkfathom Divers | 3UU | Creature — Merfolk Soldier | Islandwalk (This creature can't be blocked as long as defending player controls an Island.) When Inkfathom Divers enters the battlefield, look at the top four cards of your library, then put them back in any order. 3/3 |
| Nahiri's Lithoforming | XRR | Sorcery | Sacrifice X lands. For each land sacrificed this way, draw a card. You may play X additional lands this turn. Lands you control enter the battlefield tapped this turn. |
| Downhill Charge | 2R | Instant | You may sacrifice a Mountain rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control. |
| Faerie Dragon | 2GG | Summon Dragon | Flying {1}{G}{G}: Play a random effect. 1/3 |
| Case File Auditor | 2W | Creature — Human Detective | When Case File Auditor enters the battlefield and whenever you solve a Case, look at the top six cards of your library. You may reveal an enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. You may spend mana as though it were mana of any color to cast Case spells. 1/4 |
| Cream of the Crop | 1G | Enchantment | Whenever a creature enters the battlefield under your control, you may look at the top X cards of your library, where X is that creature's power. If you do, put one of those cards on top of your library and the rest on the bottom of your library in any order. |
| Pitfall Trap | 2W | Instant — Trap | If exactly one creature is attacking, you may pay {W} rather than pay this spell's mana cost. Destroy target attacking creature without flying. |
| Rally the Ancestors | XWW | Instant | Return each creature card with mana value X or less from your graveyard to the battlefield. Exile those creatures at the beginning of your next upkeep. Exile Rally the Ancestors. |
| Ertai's Meddling | XU | Instant | X can't be 0. Target spell's controller exiles it with X delay counters on it. At the beginning of each of that player's upkeeps, if that card is exiled, remove a delay counter from it. If the card has no delay counters on it, the player puts it onto the stack as a copy of the original spell. |