M:tG card similarity search
2BR · Enchantment
At the beginning of your upkeep, choose an opponent at random. Exile the top card of that player's library. Until end of turn, you may play that card and you may spend mana as though it were mana of any color to cast it. When you cast a spell this way, its owner loses life equal to its mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ugin's Labyrinth | Land | Imprint — When Ugin's Labyrinth enters the battlefield, you may exile a colorless card with mana value 7 or greater from your hand. {T}: Add {C}. If a card is exiled with Ugin's Labyrinth, add {C}{C} instead. {T}: Return the exiled card to its owner's hand. | |
| Psychic Surgery | 1U | Enchantment | Whenever an opponent shuffles their library, you may look at the top two cards of that library. You may exile one of those cards. Then put the rest on top of that library in any order. |
| Mindreaver | UU | Creature — Human Wizard | Heroic — Whenever you cast a spell that targets Mindreaver, exile the top three cards of target player's library. {U}{U}, Sacrifice Mindreaver: Counter target spell with the same name as a card exiled with Mindreaver. 2/1 |
| Sudden Insight | 4UU | Instant | Draw a card for each different mana value among nonland cards in your graveyard. |
| Prismatic Boon | XWU | Instant | Choose a color. X target creatures gain protection from the chosen color until end of turn. |
| Mirri's Guile | G | Enchantment | At the beginning of your upkeep, you may look at the top three cards of your library, then put them back in any order. |
| 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. | |
| Reset | UU | Instant | Cast this spell only during an opponent's turn after their upkeep step. Untap all lands you control. |
| Kentaro, the Smiling Cat | 1W | Legendary Creature — Human Samurai | Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) You may pay {X} rather than pay the mana cost for Samurai spells you cast, where X is that spell's mana value. 2/1 |
| Mox Amber | 0 | Legendary Artifact | {T}: Add one mana of any color among legendary creatures and planeswalkers you control. |