M:tG card similarity search
1 · Artifact
At the beginning of your upkeep, you may add {C}{C}. You can't spend this mana to cast spells.
| Name | Mana | Type | Text |
|---|---|---|---|
| Sangrophage | BB | Creature — Zombie | At the beginning of your upkeep, tap Sangrophage unless you pay 2 life. 3/3 |
| Skittish Valesk | 6R | Creature — Beast | At the beginning of your upkeep, flip a coin. If you lose the flip, turn Skittish Valesk face down. Morph {5}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 5/5 |
| Dead Man's Chest | 1B | Enchantment — Aura | Enchant creature an opponent controls When enchanted creature dies, exile cards equal to its power from the top of its owner's library. You may cast spells from among those cards for as long as they remain exiled, and mana of any type can be spent to cast them. |
| Open the Omenpaths | 2R | Instant | Choose one — • Add two mana of any one color and two mana of any other color. Spend this mana only to cast creature or enchantment spells. • Creatures you control get +1/+0 until end of turn. |
| Fretwork Colony | 1B | Creature — Insect | Fretwork Colony can't block. At the beginning of your upkeep, put a +1/+1 counter on Fretwork Colony and you lose 1 life. 1/1 |
| Magmaroth | 3R | Creature — Elemental | At the beginning of your upkeep, put a -1/-1 counter on Magmaroth. Whenever you cast a noncreature spell, remove a -1/-1 counter from Magmaroth. 5/5 |
| Sunken City | UU | Enchantment | At the beginning of your upkeep, sacrifice Sunken City unless you pay {U}{U}. Blue creatures get +1/+1. |
| Leyline of Abundance | 2GG | Enchantment | If Leyline of Abundance is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an additional {G}. {6}{G}{G}: Put a +1/+1 counter on each creature you control. |
| Crystal Grotto | Land | When Crystal Grotto enters the battlefield, scry 1. {T}: Add {C}. {1}, {T}: Add one mana of any color. | |
| Drifter il-Dal | U | Creature — Human Wizard | Shadow (This creature can block or be blocked by only creatures with shadow.) At the beginning of your upkeep, sacrifice Drifter il-Dal unless you pay {U}. 2/1 |