M:tG card similarity search
XBB · Instant — Arcane
You may exile a black card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets -X/-X until end of turn.
| Name | Mana | Type | Text |
|---|---|---|---|
| Mourning | 1B | Enchantment — Aura | Enchant creature Enchanted creature gets -2/-0. {B}: Return Mourning to its owner's hand. |
| Gnawing Vermin | B | Creature — Rat | When Gnawing Vermin enters the battlefield, target player mills two cards. When Gnawing Vermin dies, target creature you don't control gets -1/-1 until end of turn. 1/1 |
| Ritual of Subdual | 4GG | Enchantment | Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) If a land is tapped for mana, it produces colorless mana instead of any other type. |
| Foundry Hornet | 3B | Creature — Insect | Flying When Foundry Hornet enters the battlefield, if you control a creature with a +1/+1 counter on it, creatures your opponents control get -1/-1 until end of turn. 2/3 |
| Living Breakthrough | Enchantment Creature — Moonfolk | Flying Whenever you cast a spell, your opponents can't cast spells with the same mana value as that spell until your next turn. 3/3 | |
| Genestealer Locus | 3U | Creature — Tyranid Human | Neurotraumal Rod — Whenever a creature attacks you, it gets -1/-0 until end of turn. Whenever a creature attacks one of your opponents, it gets +0/+1 until end of turn. 3/3 |
| Ashnod's Coupon | 0 | Artifact | {T}, Sacrifice Ashnod's Coupon: Target player gets you target drink. You pay any costs for the drink. |
| Mystic Subdual | 1U | Enchantment — Aura | Flash Enchant creature Enchanted creature gets -2/-0 and loses all abilities. (Mutating onto the creature won't give it new abilities. It can gain abilities in other ways.) |
| Geistchanneler | 1U | Creature — Human Wizard | When Geistchanneler enters the battlefield, choose an instant or sorcery card in your hand with mana value 3 or greater. It perpetually gains "This spell costs {2} less to cast." 1/3 |
| Doomwake Giant | 4B | Enchantment Creature — Giant | Constellation — Whenever Doomwake Giant or another enchantment enters the battlefield under your control, creatures your opponents control get -1/-1 until end of turn. 4/6 |