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 |
|---|---|---|---|
| Bolas's Citadel | 3BBB | Legendary Artifact | You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life. |
| Dark Triumph | 4B | Instant | If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Creatures you control get +2/+0 until end of turn. |
| Frogkin Kidnapper | 1B | Creature — Frog Rogue | When Frogkin Kidnapper enters the battlefield, target opponent reveals their hand. Choose a nonland card from it. Ransom that card. (Exile it. Its owner may pay {3} at any time to return it to their hand.) 2/1 |
| Basalt Ravager | 3R | Creature — Giant Wizard | When Basalt Ravager enters the battlefield, it deals X damage to any target, where X is the greatest number of creatures you control that have a creature type in common. 4/2 |
| Invigorate | 2G | Instant | If you control a Forest, rather than pay this spell's mana cost, you may have an opponent gain 3 life. Target creature gets +4/+4 until end of turn. |
| Demon of Death's Gate | 6BBB | Creature — Demon | You may pay 6 life and sacrifice three black creatures rather than pay this spell's mana cost. Flying, trample 9/9 |
| Snazzy Aether Homunculus | Stickers | {TK}{TK} — {1}: Target creature gains all creature types until end of turn. {TK}{TK}{TK} — Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card. {TK}{TK} — 2/4 {TK}{TK}{TK}{TK}{TK} — 8/7 | |
| Past in Flames | 3R | Sorcery | Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Sickening Shoal | XBB | Instant — Arcane | You may exile a black card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets -X/-X until end of turn. |
| Emerald Medallion | 2 | Artifact | Green spells you cast cost {1} less to cast. |