M:tG card similarity search
5R · Enchantment
Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.
| Name | Mana | Type | Text |
|---|---|---|---|
| Prototype Portal | 4 | Artifact | Imprint — When Prototype Portal enters the battlefield, you may exile an artifact card from your hand. {X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card. |
| Omen Machine | 6 | Artifact | Players can't draw cards. At the beginning of each player's draw step, that player exiles the top card of their library. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able. |
| Champion of Stray Souls | 4BB | Creature — Skeleton Warrior | {3}{B}{B}, {T}, Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield. {5}{B}{B}: Put Champion of Stray Souls on top of your library from your graveyard. 4/4 |
| Locthwain Paladin | 3B | Creature — Human Knight | Menace (This creature can't be blocked except by two or more creatures.) Adamant — If at least three black mana was spent to cast this spell, Locthwain Paladin enters the battlefield with a +1/+1 counter on it. 3/2 |
| Altar of the Lost | 3 | Artifact | Altar of the Lost enters the battlefield tapped. {T}: Add two mana in any combination of colors. Spend this mana only to cast spells with flashback from a graveyard. |
| Heed the Mists | 3UU | Sorcery — Arcane | Mill a card, then draw cards equal to the milled card's mana value. |
| Postmortem Lunge | XB/P | Sorcery | ({B/P} can be paid with either {B} or 2 life.) Return target creature card with mana value X from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. |
| The Great Synthesis | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter.) I — Draw cards equal to the number of cards in your hand. You have no maximum hand size for as long as you control The Great Synthesis. II — Return all non-Phyrexian creatures to their owners' hands. III — You may cast any number of spells from your hand without paying their mana costs. Exile The Great Synthesis, then return it to the battlefield (front face up). | |
| Crucible of the Spirit Dragon | Land | {T}: Add {C}. {1}, {T}: Put a storage counter on Crucible of the Spirit Dragon. {T}, Remove X storage counters from Crucible of the Spirit Dragon: Add X mana in any combination of colors. Spend this mana only to cast Dragon spells or activate abilities of Dragons. | |
| Celestial Dawn | 1WW | Enchantment | Lands you control are Plains. Nonland permanents you control are white. The same is true for spells you control and nonland cards you own that aren't on the battlefield. You may spend white mana as though it were mana of any color. You may spend other mana only as though it were colorless mana. |