M:tG card similarity search
3UU · Battle — Siege
(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Arcavios enters the battlefield, search your library, graveyard, and/or outside the game for an instant or sorcery card you own, reveal it, and put it into your hand. If you search your library this way, shuffle.
| Name | Mana | Type | Text |
|---|---|---|---|
| Reversal of Fortune | 4RR | Sorcery | Target opponent reveals their hand. You may copy an instant or sorcery card in it. If you do, you may cast the copy without paying its mana cost. |
| Katilda and Lier | GWU | Legendary Creature — Human | Whenever you cast a Human spell, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.) 3/3 |
| Hidetsugu and Kairi | 2UUB | Legendary Creature — Ogre Demon Dragon | Flying When Hidetsugu and Kairi enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order. When Hidetsugu and Kairi dies, exile the top card of your library. Target opponent loses life equal to its mana value. If it's an instant or sorcery card, you may cast it without paying its mana cost. 5/4 |
| Coiling Oracle | GU | Creature — Snake Elf Druid | When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand. 1/1 |
| Serra Avatar | 4WWW | Creature — Avatar | Serra Avatar's power and toughness are each equal to your life total. When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library. */* |
| Young Pyromancer | 1R | Creature — Human Shaman | Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token. 2/1 |
| Harvest Wurm | 1G | Creature — Wurm | When Harvest Wurm enters the battlefield, sacrifice it unless you return a basic land card from your graveyard to your hand. 3/2 |
| Galadriel of Lothlórien | 1GU | Legendary Creature — Elf Noble | Whenever the Ring tempts you, if you chose a creature other than Galadriel of Lothlórien as your Ring-bearer, scry 3. Whenever you scry, you may reveal the top card of your library. If a land card is revealed this way, put it onto the battlefield tapped. 3/3 |
| Auntie's Hovel | Land | As Auntie's Hovel enters the battlefield, you may reveal a Goblin card from your hand. If you don't, Auntie's Hovel enters the battlefield tapped. {T}: Add {B} or {R}. | |
| Mephidross Slime | 1BG | Creature — Phyrexian Ooze | Trample When Mephidross Slime dies, conjure a card named Mephidross Slime into your graveyard. Perpetually double the power and toughness of Mephidross Slime and that card, then shuffle them into their owner's library. 3/3 |