M:tG card similarity search
XB · Artifact
Sphere of Annihilation enters the battlefield with X void counters on it. At the beginning of your upkeep, exile Sphere of Annihilation, all creatures and planeswalkers with mana value less than or equal to the number of void counters on it, and all creature and planeswalker cards in graveyards with mana value less than or equal to the number of void counters on it.
| Name | Mana | Type | Text |
|---|---|---|---|
| Cloudkill | 4BB | Sorcery | All creatures get -X/-X until end of turn, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. |
| Boon of Boseiju | 1G | Instant | Target creature gets +X/+X until end of turn, where X is the greatest mana value among permanents you control. Untap it. |
| Search the Premises | 3W | Enchantment | Whenever a creature attacks you or a planeswalker you control, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") |
| Lethal Scheme | 2BB | Instant | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Destroy target creature or planeswalker. Each creature that convoked Lethal Scheme connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.) |
| Thunderous Snapper | G/UG/UG/UG/U | Creature — Turtle Hydra | Whenever you cast a spell with mana value 5 or greater, draw a card. 4/4 |
| Brain in a Jar | 2 | Artifact | {1}, {T}: Put a charge counter on Brain in a Jar, then you may cast an instant or sorcery spell with mana value equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost. {3}, {T}, Remove X charge counters from Brain in a Jar: Scry X. |
| Moonshae Pixie | 3U | Creature — Faerie | Flying When Moonshae Pixie enters the battlefield, draw cards equal to the number of opponents who were dealt combat damage this turn. 2/2 |
| Seize the Storm | 4R | Sorcery | Create a red Elemental creature token with trample and "This creature's power and toughness are each equal to the number of instant and sorcery cards in your graveyard plus the number of cards with flashback you own in exile." Flashback {6}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Mass Manipulation | XXUUUU | Sorcery | Gain control of X target creatures and/or planeswalkers. |
| Lilting Refrain | 1U | Enchantment | At the beginning of your upkeep, you may put a verse counter on Lilting Refrain. Sacrifice Lilting Refrain: Counter target spell unless its controller pays {X}, where X is the number of verse counters on Lilting Refrain. |