M:tG card similarity search
UU · Enchantment
Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Boromir, Warden of the Tower | 2W | Legendary Creature — Human Soldier | Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir, Warden of the Tower: Creatures you control gain indestructible until end of turn. The Ring tempts you. 3/3 |
| Eye of Duskmantle | 5BB | Creature — Eye | Flying, lifelink You may play lands and cast spells from among cards in your graveyard you've surveilled this turn. If you cast a spell this way, you pay life equal to its mana value rather than paying its mana cost. 3/8 |
| Feral Deceiver | 3G | Creature — Spirit | {1}: Look at the top card of your library. {2}: Reveal the top card of your library. If it's a land card, Feral Deceiver gets +2/+2 and gains trample until end of turn. Activate only once each turn. 3/2 |
| Glimpse of Tomorrow | Sorcery | Suspend 3—{R}{R} Shuffle all permanents you own into your library, then reveal that many cards from the top of your library. Put all non-Aura permanent cards revealed this way onto the battlefield, then do the same for Aura cards, then put the rest on the bottom of your library in a random order. | |
| Descendants' Path | 2G | Enchantment | At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast it without paying its mana cost. If you don't cast it, put it on the bottom of your library. |
| Sen Triplets | 2WUB | Legendary Artifact Creature — Human Wizard | At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn. 3/3 |
| Ethersworn Canonist | 1W | Artifact Creature — Human Cleric | Each player who has cast a nonartifact spell this turn can't cast additional nonartifact spells. 2/2 |
| Undying Flames | 4RR | Sorcery | Exile cards from the top of your library until you exile a nonland card. Undying Flames deals damage to any target equal to that card's mana value. Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability. You may choose a new target for the copy.) |
| Rashmi and Ragavan | 1GUR | Legendary Creature — Elf Monkey | Whenever you cast your first spell during each of your turns, exile the top card of target opponent's library and create a Treasure token. Then you may cast the exiled card without paying its mana cost if it's a spell with mana value less than the number of artifacts you control. If you don't cast it this way, you may cast it this turn. 2/4 |
| Disdainful Stroke | 1U | Instant | Counter target spell with mana value 4 or greater. |