M:tG card similarity search
7 · Artifact
At the beginning of your precombat main phase, add {B} for each charge counter on Altar of Shadows. {7}, {T}: Destroy target creature. Then put a charge counter on Altar of Shadows.
| Name | Mana | Type | Text |
|---|---|---|---|
| Astral Cornucopia | XXX | Artifact | Astral Cornucopia enters the battlefield with X charge counters on it. {T}: Choose a color. Add one mana of that color for each charge counter on Astral Cornucopia. |
| Infinite Hourglass | 4 | Artifact | At the beginning of your upkeep, put a time counter on Infinite Hourglass. All creatures get +1/+0 for each time counter on Infinite Hourglass. {3}: Remove a time counter from Infinite Hourglass. Any player may activate this ability but only during any upkeep step. |
| Dragon's Hoard | 3 | Artifact | Whenever a Dragon enters the battlefield under your control, put a gold counter on Dragon's Hoard. {T}, Remove a gold counter from Dragon's Hoard: Draw a card. {T}: Add one mana of any color. |
| Prize Pig | 1G | Creature — Boar | Whenever you gain life, put that many ribbon counters on Prize Pig. Then if there are three or more ribbon counters on Prize Pig, remove those counters and untap it. {T}: Add one mana of any color. 0/3 |
| Runecarved Obelisk | 4 | Artifact | {T}: Add {C}{C}. Put two charge counters on Runecarved Obelisk. {T}, Sacrifice Runecarved Obelisk: Seek a card with the highest mana value among cards in your library with mana value X or less, where X is the number of charge counters on Runecarved Obelisk. |
| Thorn Thallid | 1GG | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Thorn Thallid. Remove three spore counters from Thorn Thallid: It deals 1 damage to any target. 2/2 |
| Soulcatchers' Aerie | 1W | Enchantment | Whenever a Bird is put into your graveyard from the battlefield, put a feather counter on Soulcatchers' Aerie. Bird creatures get +1/+1 for each feather counter on Soulcatchers' Aerie. |
| Crucible of the Spirit Dragon | Land | {T}: Add {C}. {1}, {T}: Put a storage counter on Crucible of the Spirit Dragon. {T}, Remove X storage counters from Crucible of the Spirit Dragon: Add X mana in any combination of colors. Spend this mana only to cast Dragon spells or activate abilities of Dragons. | |
| Lightning Coils | 3 | Artifact | Whenever a nontoken creature you control dies, put a charge counter on Lightning Coils. At the beginning of your upkeep, if Lightning Coils has five or more charge counters on it, remove all of them from it and create that many 3/1 red Elemental creature tokens with haste. Exile them at the beginning of the next end step. |
| Malefic Scythe | 1B | Artifact — Equipment | Malefic Scythe enters the battlefield with a soul counter on it. Equipped creature gets +1/+1 for each soul counter on Malefic Scythe. Whenever equipped creature dies, put a soul counter on Malefic Scythe. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) |