M:tG card similarity search
5 · Legendary Artifact
{T}: Add {R}. When that mana is spent to cast a red instant or sorcery spell, copy that spell and you may choose new targets for the copy.
| Name | Mana | Type | Text |
|---|---|---|---|
| Quirion Elves | 1G | Creature — Elf Druid | As Quirion Elves enters the battlefield, choose a color. {T}: Add {G}. {T}: Add one mana of the chosen color. 1/1 |
| Kiora, Sovereign of the Deep | 3GU | Legendary Creature — Merfolk Noble | Vigilance, ward {3} Whenever you cast a Kraken, Leviathan, Octopus, or Serpent spell from your hand, look at the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value less than X from among them without paying its mana cost. Put the rest on the bottom of your library in a random order. 4/5 |
| Nacre Talisman | 2 | Artifact | Whenever a player casts a white spell, you may pay {3}. If you do, untap target permanent. |
| Diamond Mare | 2 | Artifact Creature — Horse | As Diamond Mare enters the battlefield, choose a color. Whenever you cast a spell of the chosen color, you gain 1 life. 1/3 |
| Runadi, Behemoth Caller | 2G | Legendary Creature — Cat Shaman | Whenever you cast a creature spell with mana value 5 or greater, that creature enters the battlefield with X additional +1/+1 counters on it, where X is its mana value minus 4. Creatures you control with three or more +1/+1 counters on them have haste. {T}: Add {G}. 1/3 |
| Tempest Hart | 3G | Creature — Elemental Elk | Trample Whenever you cast a spell with mana value 5 or greater, put a +1/+1 counter on Tempest Hart. 3/4 |
| Prism Ring | 1 | Artifact | As Prism Ring enters the battlefield, choose a color. Whenever you cast a spell of the chosen color, you gain 1 life. |
| Thunder Drake | 3U | Creature — Elemental Drake | Flying Whenever you cast your second spell each turn, put a +1/+1 counter on Thunder Drake. 2/3 |
| Arvinox, the Mind Flail | 4BBB | Legendary Enchantment Creature — Horror | Arvinox, the Mind Flail isn't a creature unless you control three or more permanents you don't own. At the beginning of your end step, exile the bottom card of each opponent's library face down. For as long as those cards remain exiled, you may look at them, you may cast permanent spells from among them, and you may spend mana as though it were mana of any color to cast those spells. 9/9 |
| Repel Intruders | 3W/U | Instant | Create two 1/1 white Kithkin Soldier creature tokens if {W} was spent to cast this spell. Counter up to one target creature spell if {U} was spent to cast this spell. (Do both if {W}{U} was spent.) |