M:tG card similarity search
· Legendary Land
(Transforms from Matzalantli.) Fathomless descent — {T}: Add X mana of any one color, where X is the number of permanent cards in your graveyard.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Follow Him | XUU | Instant — Adventure | Investigate X times. (Then exile this card. You may cast the creature later from exile.) | 
| Tendrils of Corruption | 3B | Instant | Tendrils of Corruption deals X damage to target creature and you gain X life, where X is the number of Swamps you control. | 
| Urabrask's Anointer | 3R | Artifact Creature — Phyrexian Wizard | When Urabrask's Anointer enters the battlefield, it deals X damage to any target, where X is the number of permanents you control with oil counters on them. 4/2 | 
| Unified Lunge | Sorcery | Unified Lunge deals X damage to each player, where X is the number of Heads on the battlefield. | |
| Champion of Dusk | 3BB | Creature — Vampire Knight | When Champion of Dusk enters the battlefield, you draw X cards and you lose X life, where X is the number of Vampires you control. 4/4 | 
| Bonehoard | 4 | Artifact — Equipment | Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +X/+X, where X is the number of creature cards in all graveyards. Equip {2} | 
| Keening Stone | 6 | Artifact | {5}, {T}: Target player mills X cards, where X is the number of cards in that player's graveyard. | 
| Whimsy | XUU | Sorcery | Play X random fast effects. | 
| Food Chain | 2G | Enchantment | Exile a creature you control: Add X mana of any one color, where X is 1 plus the exiled creature's mana value. Spend this mana only to cast creature spells. | 
| Endurance Bobblehead | 3 | Artifact — Bobblehead | {T}: Add one mana of any color. {3}, {T}: Up to X target creatures you control get +1/+0 and gain indestructible until end of turn, where X is the number of Bobbleheads you control as you activate this ability. Activate only as a sorcery. |