M:tG card similarity search
B · Instant
As an additional cost to cast this spell, sacrifice a creature. Add X mana in any combination of {B} and/or {R}, where X is the sacrificed creature's mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Obscura Ascendancy | WUB | Enchantment | Whenever you cast a spell, if its mana value is equal to 1 plus the number of soul counters on Obscura Ascendancy, put a soul counter on Obscura Ascendancy, then create a 2/2 white Spirit creature token with flying. As long as there are five or more soul counters on Obscura Ascendancy, Spirits you control get +3/+3. |
| Angelic Arbiter | 5WW | Creature — Angel | Flying Each opponent who cast a spell this turn can't attack with creatures. Each opponent who attacked with a creature this turn can't cast spells. 5/6 |
| Gwenna, Eyes of Gaea | 2G | Legendary Creature — Elf Druid Scout | {T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells or activate abilities of a creature or creature card. Whenever you cast a creature spell with power 5 or greater, put a +1/+1 counter on Gwenna, Eyes of Gaea and untap it. 2/3 |
| World at War | 3RR | Sorcery | After the first postcombat main phase this turn, there's an additional combat phase followed by an additional main phase. At the beginning of that combat, untap all creatures that attacked this turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.) |
| Otaria | Plane — Dominaria | Instant and sorcery cards in graveyards have flashback. The flashback cost is equal to the card's mana cost. (Its owner may cast the card from their graveyard for its mana cost. Then they exile it.) Whenever chaos ensues, take an extra turn after this one. | |
| Lotus Petal | 0 | Artifact | {T}, Sacrifice Lotus Petal: Add one mana of any color. |
| Sword of Once and Future | 3 | Artifact — Equipment | Equipped creature gets +2/+2 and has protection from blue and from black. Whenever equipped creature deals combat damage to a player, surveil 2. Then you may cast an instant or sorcery spell with mana value 2 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. Equip {2} |
| Thallid Soothsayer | 3B | Creature — Fungus | {2}, Sacrifice a creature: Draw a card. 2/3 |
| Reverent Silence | 3G | Sorcery | If you control a Forest, rather than pay this spell's mana cost, you may have each other player gain 6 life. Destroy all enchantments. |
| Guild Globe | 2 | Artifact | When Guild Globe enters the battlefield, draw a card. {2}, {T}, Sacrifice Guild Globe: Add two mana of different colors. |