M:tG card similarity search
3 · Artifact
As Herald's Horn enters the battlefield, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.
| Name | Mana | Type | Text |
|---|---|---|---|
| Mask of Intolerance | 2 | Artifact | At the beginning of each player's upkeep, if there are four or more basic land types among lands that player controls, Mask of Intolerance deals 3 damage to that player. |
| Argent Mutation | 2U | Instant | Target permanent becomes an artifact in addition to its other types until end of turn. Draw a card. |
| Duskmantle Seer | 2UB | Creature — Vampire Wizard | Flying At the beginning of your upkeep, each player reveals the top card of their library, loses life equal to that card's mana value, then puts it into their hand. 4/4 |
| Storm of Souls | 4WW | Sorcery | Return all creature cards from your graveyard to the battlefield. Each of them is a 1/1 Spirit with flying in addition to its other types. Exile Storm of Souls. |
| Mangara's Equity | 1WW | Enchantment | As Mangara's Equity enters the battlefield, choose black or red. At the beginning of your upkeep, sacrifice Mangara's Equity unless you pay {1}{W}. Whenever a creature of the chosen color deals damage to you or a white creature you control, Mangara's Equity deals that much damage to that creature. |
| Ritual of Subdual | 4GG | Enchantment | Cumulative upkeep {2} (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.) If a land is tapped for mana, it produces colorless mana instead of any other type. |
| Echoing Deeps | Land — Cave | You may have Echoing Deeps enter the battlefield tapped as a copy of any land card in a graveyard, except it's a Cave in addition to its other types. {T}: Add {C}. | |
| Vexing Arcanix | 4 | Artifact | {3}, {T}: Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into their hand. Otherwise, they put it into their graveyard and Vexing Arcanix deals 2 damage to them. |
| Rakdos, Lord of Riots | BBRR | Legendary Creature — Demon | You can't cast this spell unless an opponent lost life this turn. Flying, trample Creature spells you cast cost {1} less to cast for each 1 life your opponents have lost this turn. 6/6 |
| Molten Monstrosity | 7R | Creature — Hellion | This spell costs {X} less to cast, where X is the greatest power among creatures you control. Trample 5/5 |