M:tG card similarity search
2U · Enchantment
Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost.
| Name | Mana | Type | Text |
|---|---|---|---|
| Etali, Primal Conqueror | 5RR | Legendary Creature — Elder Dinosaur | Trample When Etali, Primal Conqueror enters the battlefield, each player exiles cards from the top of their library until they exile a nonland card. You may cast any number of spells from among the nonland cards exiled this way without paying their mana costs. {9}{G/P}: Transform Etali. Activate only as a sorcery. 7/7 |
| Jodah, Archmage Eternal | 1URW | Legendary Creature — Human Wizard | Flying You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast. 4/3 |
| Mind's Desire | 4UU | Sorcery | Shuffle your library. Then exile the top card of your library. Until end of turn, you may play that card without paying its mana cost. Storm (When you cast this spell, copy it for each spell cast before it this turn.) |
| Apex Observatory | 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. | |
| Blightwing Bandit | 3B | Creature — Faerie Rogue | Flying, deathtouch Whenever you cast your first spell during each opponent's turn, look at the top card of that player's library, then exile it face down. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast it. 2/2 |
| Once Upon a Time | 1G | Instant | If this spell is the first spell you've cast this game, you may cast it without paying its mana cost. Look at the top five cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. |
| Collected Conjuring | 2UR | Sorcery | Exile the top six cards of your library. You may cast up to two sorcery spells with mana value 3 or less from among them without paying their mana costs. Put the exiled cards not cast this way on the bottom of your library in a random order. |
| Master of Predicaments | 3UU | Creature — Sphinx | Flying Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost. 4/4 |
| Nether Void | 3B | World Enchantment | Whenever a player casts a spell, counter it unless that player pays {3}. |
| Momir Vig, Simic Visionary | 3GU | Legendary Creature — Elf Wizard | Whenever you cast a green creature spell, you may search your library for a creature card, reveal it, then shuffle and put that card on top. Whenever you cast a blue creature spell, reveal the top card of your library. If it's a creature card, put that card into your hand. 2/2 |