M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Harabaz Druid | 1G | Creature — Human Druid Ally | {T}: Add X mana of any one color, where X is the number of Allies you control. 0/1 |
| Gemstone Mine | Land | Gemstone Mine enters the battlefield with three mining counters on it. {T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it. | |
| Altar of the Lost | 3 | Artifact | Altar of the Lost enters the battlefield tapped. {T}: Add two mana in any combination of colors. Spend this mana only to cast spells with flashback from a graveyard. |
| Pit of Offerings | Land — Cave | Pit of Offerings enters the battlefield tapped. When Pit of Offerings enters the battlefield, exile up to three target cards from graveyards. {T}: Add {C}. {T}: Add one mana of any of the exiled cards' colors. | |
| Mirari's Wake | 3GW | Enchantment | Creatures you control get +1/+1. Whenever you tap a land for mana, add one mana of any type that land produced. |
| Hall of Oracles | Land | {T}: Add {C}. {1}, {T}: Add one mana of any color. {T}: Put a +1/+1 counter on target creature. Activate only as a sorcery and only if you've cast an instant or sorcery spell this turn. | |
| 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. | |
| Sanctum of the Sun | Legendary Land | (Transforms from Azor's Gateway.) {T}: Add X mana of any one color, where X is your life total. | |
| Bounty Board | 3 | Artifact | {T}: Add one mana of any color. {1}, {T}: Put a bounty counter on target creature. Activate only as a sorcery. Whenever a creature with a bounty counter on it dies, each of its controller's opponents draws a card and gains 2 life. |
| Forsaken Crossroads | Land | Forsaken Crossroads enters the battlefield tapped. As Forsaken Crossroads enters the battlefield, choose a color. When Forsaken Crossroads enters the battlefield, scry 1. If you weren't the starting player, you may untap Forsaken Crossroads instead. {T}: Add one mana of the chosen color. |