M:tG card similarity search
1UU · Creature — Clamfolk
As Clam Session enters the battlefield, choose a word. At the beginning of your upkeep, you may sing at least six words of a song, at least one of which is the chosen word. If you don't, sacrifice Clam Session. You can't repeat a song. 2/5
| Name | Mana | Type | Text |
|---|---|---|---|
| Archdemon of Greed | Creature — Demon | Flying, trample At the beginning of your upkeep, sacrifice a Human. If you can't, tap Archdemon of Greed and it deals 9 damage to you. 9/9 | |
| Goblin Boom Keg | 4 | Artifact | At the beginning of your upkeep, sacrifice Goblin Boom Keg. When Goblin Boom Keg is put into a graveyard from the battlefield, it deals 3 damage to any target. |
| Fountain of Renewal | 1 | Artifact | At the beginning of your upkeep, you gain 1 life. {3}, Sacrifice Fountain of Renewal: Draw a card. |
| Sea Gate | Land — Gate | Sea Gate enters the battlefield tapped. As Sea Gate enters the battlefield, choose a color other than blue. {T}: Add {U} or one mana of the chosen color. | |
| Thriving Isle | Land | Thriving Isle enters the battlefield tapped. As Thriving Isle enters the battlefield, choose a color other than blue. {T}: Add {U} or one mana of the chosen color. | |
| Serra Bestiary | WW | Enchantment — Aura | Enchant creature At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}. Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated. |
| Shyft | 4U | Creature — Shapeshifter | At the beginning of your upkeep, you may have Shyft become the color or colors of your choice. (This effect lasts indefinitely.) 4/2 |
| Coldsteel Heart | 2 | Snow Artifact | Coldsteel Heart enters the battlefield tapped. As Coldsteel Heart enters the battlefield, choose a color. {T}: Add one mana of the chosen color. |
| Shimmerdrift Vale | Snow Land | Shimmerdrift Vale enters the battlefield tapped. As Shimmerdrift Vale enters the battlefield, choose a color. {T}: Add one mana of the chosen color. | |
| Uncharted Haven | Land | Uncharted Haven enters the battlefield tapped. As Uncharted Haven enters the battlefield, choose a color. {T}: Add one mana of the chosen color. |