M:tG card similarity search
XGG · Creature — Plant Hydra
When you cast this spell, reveal the top X cards of your library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield. Then shuffle the rest into your library. Genesis Hydra enters the battlefield with X +1/+1 counters on it. 0/0
| Name | Mana | Type | Text |
|---|---|---|---|
| Abaddon the Despoiler | 2UBR | Legendary Creature — Astartes Warrior | Trample Mark of Chaos Ascendant — During your turn, spells you cast from your hand with mana value X or less have cascade, where X is the total amount of life your opponents have lost this turn. 5/5 |
| Break Out | RG | Sorcery | Look at the top six cards of your library. You may reveal a creature card from among them. If that card has mana value 2 or less, you may put it onto the battlefield and it gains haste until end of turn. If you didn't put the revealed card onto the battlefield this way, put it into your hand. Put the rest on the bottom of your library in a random order. |
| Nessian Game Warden | 3GG | Creature — Beast | When Nessian Game Warden enters the battlefield, look at the top X cards of your library, where X is the number of Forests you control. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order. 4/5 |
| Knollspine Invocation | 1RR | Enchantment | {X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target. |
| Kozilek, the Great Distortion | 8CC | Legendary Creature — Eldrazi | When you cast this spell, if you have fewer than seven cards in hand, draw cards equal to the difference. Menace Discard a card with mana value X: Counter target spell with mana value X. 12/12 |
| Finale of Devastation | XGG | Sorcery | Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn. |
| Emergency Powers | 5WU | Instant | Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Emergency Powers. Addendum — If you cast this spell during your main phase, you may put a permanent card with mana value 7 or less from your hand onto the battlefield. |
| Uncage the Menagerie | XGG | Sorcery | Search your library for up to X creature cards with different names that each have mana value X, reveal them, put them into your hand, then shuffle. |
| Voracious Wurm | 1G | Creature — Wurm | Voracious Wurm enters the battlefield with X +1/+1 counters on it, where X is the amount of life you've gained this turn. 2/2 |
| Information Dealer | 1U | Creature — Human Wizard | {T}: Look at the top X cards of your library, where X is the number of Wizards on the battlefield, then put them back in any order. 1/1 |