M:tG card similarity search
U · Instant
Choose one — • Target player mills four cards. • Choose a land type and a basic land type. Each land of the first chosen type becomes the second chosen type until end of turn. • Target artifact phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)
| Name | Mana | Type | Text | 
|---|---|---|---|
| Ashes of the Fallen | 2 | Artifact | As Ashes of the Fallen enters the battlefield, choose a creature type. Each creature card in your graveyard has the chosen creature type in addition to its other types. | 
| Navigator's Compass | 1 | Artifact | When Navigator's Compass enters the battlefield, you gain 3 life. {T}: Until end of turn, target land you control becomes the basic land type of your choice in addition to its other types. | 
| Sea Snidd | 4U | Creature — Beast | {T}: Target land becomes the basic land type of your choice until end of turn. 3/3 | 
| Blanket of Night | 1BB | Enchantment | Each land is a Swamp in addition to its other land types. | 
| Urborg, Tomb of Yawgmoth | Legendary Land | Each land is a Swamp in addition to its other land types. | |
| Yavimaya, Cradle of Growth | Legendary Land | Each land is a Forest in addition to its other land types. | |
| Territorial Kavu | RG | Creature — Kavu | Domain — Territorial Kavu's power and toughness are each equal to the number of basic land types among lands you control. Whenever Territorial Kavu attacks, choose one — • Discard a card. If you do, draw a card. • Exile up to one target card from a graveyard. */* | 
| Reef Shaman | U | Creature — Merfolk Shaman | {T}: Target land becomes the basic land type of your choice until end of turn. 0/2 | 
| Thran Portal | Land — Gate | Thran Portal enters the battlefield tapped unless you control two or fewer other lands. As Thran Portal enters the battlefield, choose a basic land type. Thran Portal is the chosen type in addition to its other types. Mana abilities of Thran Portal cost an additional 1 life to activate. | |
| Allied Strategies | 4U | Sorcery | Domain — Target player draws a card for each basic land type among lands they control. |