M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Lullmage Mentor | 1UU | Creature — Merfolk Wizard | Whenever a spell or ability you control counters a spell, you may create a 1/1 blue Merfolk creature token. Tap seven untapped Merfolk you control: Counter target spell. 2/2 |
| Leyline of Combustion | 2RR | Enchantment | If Leyline of Combustion is in your opening hand, you may begin the game with it on the battlefield. Whenever you and/or at least one permanent you control becomes the target of a spell or ability an opponent controls, Leyline of Combustion deals 2 damage to that player. |
| Lair of the Hydra | Land | If you control two or more other lands, Lair of the Hydra enters the battlefield tapped. {T}: Add {G}. {X}{G}: Until end of turn, Lair of the Hydra becomes an X/X green Hydra creature. It's still a land. X can't be 0. | |
| Discover the Formula | 4UU | Instant | Seek three nonland cards, then nonland cards in your hand perpetually gain "This spell costs {1} less to cast." |
| Rielle, the Everwise | 1UR | Legendary Creature — Human Wizard | Rielle, the Everwise gets +1/+0 for each instant and sorcery card in your graveyard. Whenever you discard one or more cards for the first time each turn, draw that many cards. 0/3 |
| Assert Authority | 5UU | Instant | Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. |
| Steam Augury | 2UR | Instant | Reveal the top five cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. |
| Brightmare | 2W | Creature — Unicorn | When Brightmare enters the battlefield, tap up to one target creature. You gain life equal to that creature's power. 2/3 |
| Savage Order | 2GG | Sorcery | As an additional cost to cast this spell, sacrifice a creature with power 4 or greater. Search your library for a Dinosaur creature card, put it onto the battlefield, then shuffle. It gains indestructible until your next turn. |
| Doubling Season | 4G | Enchantment | If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead. |