M:tG card similarity search
5WUBRG · Creature — Avatar
If Primeval Spawn would enter the battlefield and it wasn't cast or no mana was spent to cast it, exile it instead. Vigilance, trample, lifelink When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs. 10/10
| Name | Mana | Type | Text |
|---|---|---|---|
| Hellcarver Demon | 3BBB | Creature — Demon | Flying Whenever Hellcarver Demon deals combat damage to a player, sacrifice all other permanents you control and discard your hand. Exile the top six cards of your library. You may cast any number of spells from among cards exiled this way without paying their mana costs. 6/6 |
| Patrician's Scorn | 3W | Instant | If you've cast another white spell this turn, you may cast this spell without paying its mana cost. Destroy all enchantments. |
| Shell of the Last Kappa | 3 | Legendary Artifact | {3}, {T}: Exile target instant or sorcery spell that targets you. (The spell has no effect.) {3}, {T}, Sacrifice Shell of the Last Kappa: You may cast a spell from among cards exiled with Shell of the Last Kappa without paying its mana cost. |
| Remodel | 2G | Instant | If you control two or more green permanents that share an artist, you may cast this spell without paying its mana cost. Exile target artifact. |
| River Song's Diary | 3 | Artifact | Imprint — Whenever a player casts an instant or sorcery spell from their hand, exile it instead of putting it into a graveyard as it resolves. At the beginning of your upkeep, if there are four or more cards exiled with River Song's Diary, choose one of them at random. You may cast it without paying its mana cost. |
| Muse Vortex | XUU | Sorcery | Exile the top X cards of your library. You may cast an instant or sorcery spell with mana value X or less from among them without paying its mana cost. Then put the exiled instant and sorcery cards that weren't cast this way into your hand and the rest on the bottom of your library in a random order. |
| Ziatora's Envoy | 1BRG | Creature — Viashino Warrior | Trample Whenever Ziatora's Envoy deals combat damage to a player, look at the top card of your library. You may play a land from the top of your library or cast a spell with mana value less than or equal to the damage dealt from the top of your library without paying its mana cost. If you don't, put that card into your hand. Blitz {2}{B}{R}{G} 5/4 |
| Anrakyr the Traveller | 4B | Legendary Artifact Creature — Necron | Lord of the Pyrrhian Legions — Whenever Anrakyr the Traveller attacks, you may cast an artifact spell from your hand or graveyard by paying life equal to its mana value rather than paying its mana cost. 4/4 |
| Twinning Glass | 4 | Artifact | {1}, {T}: You may cast a spell from your hand without paying its mana cost if it has the same name as a spell that was cast this turn. |
| Possibility Storm | 3RR | Enchantment | Whenever a player casts a spell from their hand, that player exiles it, then exiles cards from the top of their library until they exile a card that shares a card type with it. That player may cast that card without paying its mana cost. Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order. |