M:tG card similarity search
UU · Sorcery
Sacrifice an artifact. If you do, search your library for an artifact card. If that card's mana value is less than or equal to the sacrificed artifact's mana value, put it onto the battlefield. If it's greater, you may pay {X}, where X is the difference. If you do, put it onto the battlefield. If you don't, put it into its owner's graveyard. Then shuffle.
| Name | Mana | Type | Text |
|---|---|---|---|
| Congregation at Dawn | GGW | Instant | Search your library for up to three creature cards, reveal them, then shuffle and put those cards on top in any order. |
| Swell of Growth | 1G | Instant | Target creature gets +2/+2 until end of turn. You may put a land card from your hand onto the battlefield. |
| Havengul Mystery | Legendary Land | When this land transforms into Havengul Mystery, return target creature card from your graveyard to the battlefield. When the creature put onto the battlefield with Havengul Mystery leaves the battlefield, transform Havengul Mystery. {T}, Pay 1 life: Add {B}. | |
| Wild Evocation | 5R | Enchantment | At the beginning of each player's upkeep, that player reveals a card at random from their hand. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able. |
| Inquisition of Kozilek | B | Sorcery | Target player reveals their hand. You choose a nonland card from it with mana value 3 or less. That player discards that card. |
| Collision of Realms | 6R | Sorcery | Each player shuffles all creatures they own into their library. Each player who shuffled a nontoken creature into their library this way reveals cards from the top of their library until they reveal a creature card, then puts that card onto the battlefield and the rest on the bottom of their library in a random order. |
| Overburden | 1U | Enchantment | Whenever a player puts a nontoken creature onto the battlefield, that player returns a land they control to its owner's hand. |
| 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 |
| Gixian Puppeteer | 3B | Creature — Phyrexian Warlock | Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life. When Gixian Puppeteer dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield. 4/3 |
| Rapid Prototyper | Artifact — Contraption | Whenever you crank Rapid Prototyper, create an X/X colorless Construct artifact creature token, where X is the number of artifacts you control. |