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 |
|---|---|---|---|
| Kry Shield | 2 | Artifact | {2}, {T}: Prevent all damage that would be dealt this turn by target creature you control. That creature gets +0/+X until end of turn, where X is its mana value. |
| Cyberdrive Awakener | 5U | Artifact Creature — Construct | Flying Other artifact creatures you control have flying. When Cyberdrive Awakener enters the battlefield, until end of turn, each noncreature artifact you control becomes an artifact creature with base power and toughness 4/4. 4/4 |
| Aether Herder | 3G | Creature — Elf Artificer Druid | When Aether Herder enters the battlefield, you get {E}{E} (two energy counters). Whenever Aether Herder attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token. 3/3 |
| Cogwork Progenitor | 1W | Artifact Creature — Gnome | At the beginning of your end step, you may exile another artifact you control or an artifact card in your graveyard. If you do, seek an artifact card. That card perpetually has base power and toughness 1/1 and becomes a Gnome creature in addition to its other types. 2/2 |
| Aethermage's Touch | 2WU | Instant | Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order. |
| Seraph | 6W | Creature — Angel | Flying Whenever a creature dealt damage by Seraph this turn dies, put that card onto the battlefield under your control at the beginning of the next end step. Sacrifice the creature when you lose control of Seraph. 4/4 |
| Seek New Knowledge | 1U | Instant | Seek two nonland cards, then put a card from your hand on the bottom of your library. |
| Profane Transfusion | 6BBB | Sorcery | Two target players exchange life totals. You create an X/X colorless Horror artifact creature token, where X is the difference between those players' life totals. |
| Keen Duelist | 1B | Creature — Human Wizard | At the beginning of your upkeep, you and target opponent each reveal the top card of your library. You each lose life equal to the mana value of the card revealed by the other player. You each put the card you revealed into your hand. 2/2 |
| Extirpate | B | Instant | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for all cards with the same name as that card and exile them. Then that player shuffles. |