M:tG card similarity search
5 · Artifact
Cumulative upkeep {3} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) If tapped for mana, Plains produce {R}, Islands produce {G}, Swamps produce {W}, Mountains produce {U}, and Forests produce {B} instead of any other type.
| Name | Mana | Type | Text |
|---|---|---|---|
| Unstable Frontier | Land | {T}: Add {C}. {T}: Target land you control becomes the basic land type of your choice until end of turn. | |
| Stalking Assassin | 1UB | Creature — Human Assassin | {3}{U}, {T}: Tap target creature. {3}{B}, {T}: Destroy target tapped creature. 1/1 |
| Nyx | Plane — Theros | Nontoken creatures are enchantments in addition to their other types. Constellation — Whenever an enchantment enters the battlefield under your control, you gain 1 life. Whenever chaos ensues, choose a color. Add an amount of mana of that color equal to your devotion to that color. | |
| Soul Tithe | 1W | Enchantment — Aura | Enchant nonland permanent At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay {X}, where X is its mana value. |
| Enchantmentize | 3U | Enchantment — Aura | Enchant creature or enchantment Enchanted permanent is an enchantment and loses all other card types. (It still has its abilities, but it's no longer a creature.) |
| One with the Stars | 3U | Enchantment — Aura | Enchant creature or enchantment Enchanted permanent is an enchantment and loses all other card types. (It still has its abilities, but it's no longer a creature.) |
| Forbidden Orchard | Land | {T}: Add one mana of any color. Whenever you tap Forbidden Orchard for mana, target opponent creates a 1/1 colorless Spirit creature token. | |
| Power Sink | XU | Instant | Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana. |
| Pillar of the Paruns | Land | {T}: Add one mana of any color. Spend this mana only to cast a multicolored spell. | |
| Blinkmoth Well | Land | {T}: Add {C}. {2}, {T}: Tap target noncreature artifact. |