M:tG card similarity search
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.
| Name | Mana | Type | Text |
|---|---|---|---|
| Thran Quarry | Land | At the beginning of the end step, if you control no creatures, sacrifice Thran Quarry. {T}: Add one mana of any color. | |
| Undercity Plunder | 1B | Sorcery | Target opponent discards a card. Then they may discard an additional card. If they don't, conjure a duplicate of a random card from their library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." |
| Golden Egg | 2 | Artifact — Food | When Golden Egg enters the battlefield, draw a card. {1}, {T}, Sacrifice Golden Egg: Add one mana of any color. {2}, {T}, Sacrifice Golden Egg: You gain 3 life. |
| Agent of Raffine | U | Creature — Human Rogue | {2}, {T}: Choose target opponent. Conjure a duplicate of the top card of their library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." Then they exile the top card of their library face down. 1/2 |
| Govern the Guildless | 5U | Sorcery | Gain control of target monocolored creature. Forecast — {1}{U}, Reveal Govern the Guildless from your hand: Target creature becomes the color or colors of your choice until end of turn. (Activate only during your upkeep and only once each turn.) |
| Grand Coliseum | Land | Grand Coliseum enters the battlefield tapped. {T}: Add {C}. {T}: Add one mana of any color. Grand Coliseum deals 1 damage to you. | |
| Key to the Archive | 4 | Artifact | Key to the Archive enters the battlefield tapped. When Key to the Archive enters the battlefield, draft a card from Key to the Archive's spellbook, then discard a card. {T}: Add two mana in any combination of colors. |
| Viconia, Disciple of Violence | 1BR | Legendary Creature — Elf Cleric | When this creature specializes, conjure a duplicate of target creature card exiled with this creature into your hand. The duplicate perpetually gets +1/+0 and gains haste and "You may spend mana as though it were mana of any color to cast this spell." {1}: Exile target card from a graveyard. 3/4 |
| Wishmonger | 3W | Creature — Unicorn Monger | {2}: Target creature gains protection from the color of its controller's choice until end of turn. Any player may activate this ability. 3/3 |
| Glimmervoid | Land | At the beginning of the end step, if you control no artifacts, sacrifice Glimmervoid. {T}: Add one mana of any color. |