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 |
|---|---|---|---|
| Snowborn Simulacra | XUU | Sorcery | Conjure a duplicate of each of X target nontoken permanents into your hand. Those cards perpetually gain "You may spend mana as though it were mana of any color to cast this spell." If X is 5 or more, you may put one of them from your hand onto the battlefield. |
| Karn, Legacy Reforged | 5 | Legendary Artifact Creature — Golem | Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end. */* |
| Humble Naturalist | 1G | Creature — Human Druid | {T}: Add one mana of any color. Spend this mana only to cast a creature spell. 1/3 |
| Experimental Frenzy | 3R | Enchantment | You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. You can't play lands or cast spells from your hand. {3}{R}: Destroy Experimental Frenzy. |
| Primeval Spawn | 5WUBRG | Creature — Avatar | If Primeval Spawn would enter the battlefield and it wasn't cast or no mana was spent to cast it, exile it instead. Vigilance, trample, lifelink When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs. 10/10 |
| A-Lapis Orb of Dragonkind | 2U | Artifact | {T}: Add one mana of any color. When you spend this mana to cast a Dragon creature spell, scry 2. |
| Hogaak, Arisen Necropolis | 5B/GB/G | Legendary Creature — Avatar | You can't spend mana to cast this spell. Convoke, delve (Each creature you tap while casting this spell pays for {1} or one mana of that creature's color. Each card you exile from your graveyard pays for {1}.) You may cast Hogaak, Arisen Necropolis from your graveyard. Trample 8/8 |
| Throne of Eldraine | 5 | Legendary Artifact | As Throne of Eldraine enters the battlefield, choose a color. {T}: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color. {3}, {T}: Draw two cards. Spend only mana of the chosen color to activate this ability. |
| Irascible Wolverine | 2R | Creature — Wolverine | When Irascible Wolverine enters the battlefield, exile the top card of your library. Until end of turn, you may play that card. Plot {2}{R} (You may pay {2}{R} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.) 3/2 |
| Tuskeri Firewalker | 2R | Creature — Human Berserker | Boast — {1}: Exile the top card of your library. You may play that card this turn. (Activate only if this creature attacked this turn and only once each turn.) 3/2 |