M:tG card similarity search
4R · Enchantment
At the beginning of your upkeep, exile the top card of each opponent's library. Until end of turn, you may cast spells from among those exiled cards, and you may spend mana as though it were mana of any color to cast those spells.
| Name | Mana | Type | Text |
|---|---|---|---|
| Dimensional Breach | 5WW | Sorcery | Exile all permanents. For as long as any of those cards remain exiled, at the beginning of each player's upkeep, that player returns one of the exiled cards they own to the battlefield. |
| Tournament Grounds | Land | {T}: Add {C}. {T}: Add {R}, {W}, or {B}. Spend this mana only to cast a Knight or Equipment spell. | |
| Roiling Vortex | 1R | Enchantment | At the beginning of each player's upkeep, Roiling Vortex deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, Roiling Vortex deals 5 damage to that player. {R}: Your opponents can't gain life this turn. |
| Perception Bobblehead | 3 | Artifact — Bobblehead | {T}: Add one mana of any color. {3}, {T}: Look at the top X cards of your library, where X is the number of Bobbleheads you control. You may cast a spell with mana value 3 or less from among them without paying its mana cost. Put the rest on the bottom of your library in a random order. |
| Grimoire Thief | UU | Creature — Merfolk Rogue | Whenever Grimoire Thief becomes tapped, exile the top three cards of target opponent's library face down. You may look at cards exiled with Grimoire Thief. {U}, Sacrifice Grimoire Thief: Turn all cards exiled with Grimoire Thief face up. Counter all spells with those names. 2/2 |
| Quicksilver Servitor | 2U | Creature — Phyrexian Cleric | Ward {2} Whenever you cast a spell from among cards put into your hand this turn, proliferate. 3/3 |
| Flameskull | 1RR | Creature — Skeleton | Flying Flameskull can't block. Rejuvenation — When Flameskull dies, exile it. If you do, exile the top card of your library. Until the end of your next turn, you may play one of those cards. (If you cast Flameskull this way, you can't play the other card, and vice versa.) 3/1 |
| 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. */* |
| Discreet Retreat | 3B | Enchantment — Aura | Enchant land Enchanted land has "{T}: Add two mana of any one color. Spend this mana only to cast outlaw spells or activate abilities of outlaw sources." (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.) Whenever you cast your first outlaw spell each turn, you draw a card and you lose 1 life. |
| The Big Top | Land | {T}: Add one mana of any color that appears on your top. (A top is an outerwear garment worn on the upper body.) |