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 |
|---|---|---|---|
| Serum Sovereign | 4U | Creature — Phyrexian Sphinx | Flying Whenever you cast a noncreature spell, put an oil counter on Serum Sovereign. {U}, Remove an oil counter from Serum Sovereign: Draw a card, then scry 2. 4/4 |
| Deadly Designs | 1B | Enchantment | {2}: Put a plot counter on Deadly Designs. Any player may activate this ability. When there are five or more plot counters on Deadly Designs, sacrifice it. If you do, destroy up to two target creatures. |
| Midnight Clock | 2U | Artifact | {T}: Add {U}. {2}{U}: Put an hour counter on Midnight Clock. At the beginning of each upkeep, put an hour counter on Midnight Clock. When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock. |
| Azor's Elocutors | 3W/UW/U | Creature — Human Advisor | At the beginning of your upkeep, put a filibuster counter on Azor's Elocutors. Then if Azor's Elocutors has five or more filibuster counters on it, you win the game. Whenever a source deals damage to you, remove a filibuster counter from Azor's Elocutors. 3/5 |
| Gemstone Mine | Land | Gemstone Mine enters the battlefield with three mining counters on it. {T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it. | |
| Crescendo of War | 3W | Enchantment | At the beginning of each upkeep, put a strife counter on Crescendo of War. Attacking creatures get +1/+0 for each strife counter on Crescendo of War. Blocking creatures you control get +1/+0 for each strife counter on Crescendo of War. |
| Chalice of the Void | XX | Artifact | Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void, counter that spell. |
| Quest for the Gemblades | 1G | Enchantment | Whenever a creature you control deals combat damage to a creature, you may put a quest counter on Quest for the Gemblades. Remove a quest counter from Quest for the Gemblades and sacrifice it: Put four +1/+1 counters on target creature. |
| Vexing Puzzlebox | 3 | Artifact | Whenever you roll one or more dice, put a number of charge counters on Vexing Puzzlebox equal to the result. {T}: Add one mana of any color. Roll a d20. {T}, Remove 100 charge counters from Vexing Puzzlebox: Search your library for an artifact card, put that card onto the battlefield, then shuffle. |
| Sawblade Scamp | R | Creature — Phyrexian Beast | Haste Whenever you cast a noncreature spell, put an oil counter on Sawblade Scamp. {T}, Remove an oil counter from Sawblade Scamp: It deals 1 damage to each opponent. 1/1 |