M:tG card similarity search
· Artifact
Apex Observatory enters the battlefield tapped. As it enters, choose a card type shared among two exiled cards used to craft it. {T}: The next spell you cast this turn of the chosen type can be cast without paying its mana cost.
| Name | Mana | Type | Text |
|---|---|---|---|
| Synth Infiltrator | 3UU | Artifact Creature — Synth | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) You may have Synth Infiltrator enter the battlefield as a copy of any creature on the battlefield, except it's a Synth artifact creature in addition to its other types. 0/0 |
| Monk Class | WU | Enchantment — Class | (Gain the next level as a sorcery to add its ability.) The second spell you cast each turn costs {1} less to cast. {W}{U}: Level 2 When this Class becomes level 2, return up to one target nonland permanent to its owner's hand. {1}{W}{U}: Level 3 At the beginning of your upkeep, exile the top card of your library. For as long as it remains exiled, it has "You may cast this card from exile as long as you've cast another spell this turn." |
| Nourishing Shoal | XGG | Instant — Arcane | You may exile a green card with mana value X from your hand rather than pay this spell's mana cost. You gain X life. |
| Rona, Sheoldred's Faithful | 1UBB | Legendary Creature — Human Wizard | Whenever you cast an instant or sorcery spell, each opponent loses 1 life. You may cast Rona, Sheoldred's Faithful from your graveyard by discarding two cards in addition to paying its other costs. 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. |
| Refraction Trap | 3W | Instant — Trap | If an opponent cast a red instant or sorcery spell this turn, you may pay {W} rather than pay this spell's mana cost. Prevent the next 3 damage that a source of your choice would deal to you and/or permanents you control this turn. If damage is prevented this way, Refraction Trap deals that much damage to any target. |
| 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 |
| Skyshroud Behemoth | 5GG | Creature — Beast | Fading 2 (This creature enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.) Skyshroud Behemoth enters the battlefield tapped. 10/10 |
| Mistform Mask | 1U | Enchantment — Aura | Enchant creature {1}: Enchanted creature becomes the creature type of your choice until end of turn. |
| Moritte of the Frost | 2GUU | Legendary Snow Creature — Shapeshifter | Changeling (This card is every creature type.) You may have Moritte of the Frost enter the battlefield as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling. 0/0 |