M:tG card similarity search
U · Legendary Artifact
The Enigma Jewel enters the battlefield tapped. {T}: Add {C}{C}. Spend this mana only to activate abilities. Craft with four or more nonlands with activated abilities {8}{U} ({8}{U}, Exile this artifact, Exile the four or more from among other permanents you control and/or cards in your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Vilespawn Spider | GU | Creature — Spider | Reach At the beginning of your upkeep, mill a card. (Put the top card of your library into your graveyard.) {2}{G}{U}, {T}, Sacrifice Vilespawn Spider: Create a 1/1 green Insect creature token for each creature card in your graveyard. Activate only as a sorcery. 2/3 |
| Ancient Hellkite | 4RRR | Creature — Dragon | Flying {R}: Ancient Hellkite deals 1 damage to target creature defending player controls. Activate only if Ancient Hellkite is attacking. 6/6 |
| Mad Science Fair Project | 3 | Artifact | {T}: Roll a six-sided die. On a 3 or lower, target player adds {C}. Otherwise, that player adds one mana of any color they choose. |
| Ghoulish Procession | 1B | Enchantment | Whenever one or more nontoken creatures die, create a 2/2 black Zombie creature token with decayed. This ability triggers only once each turn. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.) |
| Eloren Wilds | Plane — Shandalar | Whenever a player taps a permanent for mana, that player adds one mana of any type that permanent produced. Whenever chaos ensues, target player can't cast spells until a player planeswalks. | |
| A Good Thing | 4WB | Enchantment | Spells and abilities you control can't destroy, exile, target, or cause you to sacrifice A Good Thing. At the beginning of your upkeep, double your life total. Then, if you have 1,000 or more life, you lose the game. |
| Crystallization | G/UW | Enchantment — Aura | Enchant creature Enchanted creature can't attack or block. When enchanted creature becomes the target of a spell or ability, exile that creature. |
| Sludge Monster | 3UU | Creature — Horror | Whenever Sludge Monster enters the battlefield or attacks, put a slime counter on up to one other target creature. Non-Horror creatures with slime counters on them lose all abilities and have base power and toughness 2/2. 5/5 |
| Lurking Arynx | 4G | Creature — Cat Beast | Formidable — {2}{G}: Target creature blocks Lurking Arynx this turn if able. Activate only if creatures you control have total power 8 or greater. 3/5 |
| R&D's Secret Lair | Legendary Land | Play cards as written. Ignore all errata. {T}: Add {C}. (This mana is still added to your mana pool.) |