M:tG card similarity search
2R · Enchantment
At the beginning of each player's end step, Citadel of Pain deals X damage to that player, where X is the number of untapped lands they control.
| Name | Mana | Type | Text |
|---|---|---|---|
| Sickening Dreams | 1B | Sorcery | As an additional cost to cast this spell, discard X cards. Sickening Dreams deals X damage to each creature and each player. |
| Knollspine Invocation | 1RR | Enchantment | {X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target. |
| Junkyo Bell | 4 | Artifact | At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step. |
| Ayara, Widow of the Realm | 1BB | Legendary Creature — Elf Noble | {T}, Sacrifice another creature or artifact: Ayara, Widow of the Realm deals X damage to target opponent or battle and you gain X life, where X is the sacrificed permanent's mana value. {5}{R/P}: Transform Ayara. Activate only as a sorcery. ({R/P} can be paid with either {R} or 2 life.) 3/3 |
| Necro-Impotence | BBB | Enchantment | Skip your untap step. At the beginning of your upkeep, you may pay X life. If you do, untap X permanents. Pay ½ life: Exile the top card of your library face down. Put that card into your hand at the beginning of the next end step. |
| Channeled Force | 2UR | Instant | As an additional cost to cast this spell, discard X cards. Target player draws X cards. Channeled Force deals X damage to up to one target creature or planeswalker. |
| Cover of Winter | 2W | Snow Enchantment | Cumulative upkeep {S} (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. {S} can be paid with one mana from a snow source.) If a creature would deal combat damage to you and/or one or more creatures you control, prevent X of that damage, where X is the number of age counters on Cover of Winter. {S}: Put an age counter on Cover of Winter. |
| Cosima, God of the Voyage | 2U | Legendary Creature — God | At the beginning of your upkeep, you may exile Cosima. If you do, it gains "Whenever a land enters the battlefield under your control, if Cosima is exiled, you may put a voyage counter on it. If you don't, return Cosima to the battlefield with X +1/+1 counters on it and draw X cards, where X is the number of voyage counters on it." 2/4 |
| Marrow-Gnawer | 3BB | Legendary Creature — Rat Rogue | All Rats have fear. {T}, Sacrifice a Rat: Create X 1/1 black Rat creature tokens, where X is the number of Rats you control. 2/3 |
| Treacherous Terrain | 6RG | Sorcery | Treacherous Terrain deals damage to each opponent equal to the number of lands that player controls. Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.) |