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 |
|---|---|---|---|
| Overwhelming Intellect | 4UU | Instant | Counter target creature spell. Draw cards equal to that spell's mana value. |
| Shapeshifter's Marrow | 2UU | Enchantment | At the beginning of each opponent's upkeep, that player reveals the top card of their library. If it's a creature card, the player puts the card into their graveyard and Shapeshifter's Marrow becomes a copy of that card. (If it does, it loses this ability.) |
| Augur of Autumn | 1GG | Creature — Human Druid | You may look at the top card of your library any time. You may play lands from the top of your library. Coven — As long as you control three or more creatures with different powers, you may cast creature spells from the top of your library. 2/3 |
| New Argive | Plane — Dominaria | Whenever a historic creature you control attacks, it gets +2/+2 until end of turn. (Artifacts, legendaries, and Sagas are historic.) Whenever chaos ensues, reveal cards from the top of your library until you reveal a historic card. Put that card into your hand and the rest on the bottom of your library in a random order. | |
| Manaplasm | 2G | Creature — Ooze | Whenever you cast a spell, Manaplasm gets +X/+X until end of turn, where X is that spell's mana value. 1/1 |
| Up the Beanstalk | 1G | Enchantment | When Up the Beanstalk enters the battlefield and whenever you cast a spell with mana value 5 or greater, draw a card. |
| Genesis Wave | XGGG | Sorcery | Reveal the top X cards of your library. You may put any number of permanent cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard. |
| Break Expectations | B | Sorcery | Target player reveals all cards with mana value 2 or greater in their hand. You choose a card from among those cards. Exile that card. If a card was exiled this way, that player drafts a card from Break Expectations's spellbook and reveals it. |
| Singe-Mind Ogre | 2BR | Creature — Ogre Mutant | When Singe-Mind Ogre enters the battlefield, target player reveals a card at random from their hand, then loses life equal to that card's mana value. 3/2 |
| Yuan-Ti Scaleshield | 2G | Instant | Permanents you control gain hexproof and indestructible until end of turn. Seek a creature card if an opponent has cast a spell with mana value 3 or less this turn. |