M:tG card similarity search
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.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Heat Ray | XR | Instant | Heat Ray deals X damage to target creature. | 
| 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 | 
| Banshee | 2BB | Creature — Spirit | {X}, {T}: Banshee deals half X damage, rounded down, to any target, and half X damage, rounded up, to you. 0/1 | 
| Monumental Corruption | 3BB | Sorcery | Target player draws X cards and loses X life, where X is the number of artifacts you control. | 
| Blaze | XR | Sorcery | Blaze deals X damage to any target. | 
| Volcanic Geyser | XRR | Instant | Volcanic Geyser deals X damage to any target. | 
| Sanctum of Stone Fangs | 1B | Legendary Enchantment — Shrine | At the beginning of your precombat main phase, each opponent loses X life and you gain X life, where X is the number of Shrines you control. | 
| Fanning the Flames | XRR | Sorcery | Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Fanning the Flames deals X damage to any target. | 
| An-Havva Inn | 1GG | Sorcery | You gain X plus 1 life, where X is the number of green creatures on the battlefield. | 
| Devil's Play | XR | Sorcery | Devil's Play deals X damage to any target. Flashback {X}{R}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |