M:tG card similarity search
2U · Enchantment
Cumulative upkeep {U} (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.) Whenever an Island is tapped for mana, its controller may add an additional {U}. If that Island is snow, its controller may add an additional {U}{U} instead. Spend this mana only to pay cumulative upkeep costs.
| Name | Mana | Type | Text |
|---|---|---|---|
| Quarum Trench Gnomes | 3R | Creature — Gnome | {T}: If target Plains is tapped for mana, it produces colorless mana instead of white mana. (This effect lasts indefinitely.) 1/1 |
| Nirkana Revenant | 4BB | Creature — Vampire Shade | Whenever you tap a Swamp for mana, add an additional {B}. {B}: Nirkana Revenant gets +1/+1 until end of turn. 4/4 |
| Omnath, Locus of All | WUB/PRG | Legendary Creature — Phyrexian Elemental | If you would lose unspent mana, that mana becomes black instead. At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand. 4/4 |
| Intrepid Stablemaster | 1G | Creature — Human Scout | Reach {T}: Add {G}. {T}: Add two mana of any one color. Spend this mana only to cast Mount or Vehicle spells. 2/2 |
| Bringer of the White Dawn | 7WW | Creature — Bringer | You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost. Trample At the beginning of your upkeep, you may return target artifact card from your graveyard to the battlefield. 5/5 |
| Chaos Moon | 3R | Enchantment | At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type. |
| Cabal Stronghold | Land | {T}: Add {C}. {3}, {T}: Add {B} for each basic Swamp you control. | |
| 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. |
| Spire of Industry | Land | {T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact. | |
| Elfhame Druid | 1G | Creature — Elf Druid | {T}: Add {G}. {T}: Add {G}{G}. Spend this mana only to cast kicked spells. 0/2 |