M:tG card similarity search
2B · Enchantment
Cumulative upkeep {1} (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.) At the beginning of your draw step, destroy each creature with mana value equal to the number of age counters on Wave of Terror. They can't be regenerated.
| Name | Mana | Type | Text |
|---|---|---|---|
| Devourer of Memory | UB | Creature — Nightmare | Whenever one or more cards are put into your graveyard from your library, Devourer of Memory gets +1/+1 until end of turn and can't be blocked this turn. {1}{U}{B}: Mill a card. 2/1 |
| Black Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Black Mana Battery. {T}, Remove any number of charge counters from Black Mana Battery: Add {B}, then add an additional {B} for each charge counter removed this way. |
| Blue Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Blue Mana Battery. {T}, Remove any number of charge counters from Blue Mana Battery: Add {U}, then add an additional {U} for each charge counter removed this way. |
| Green Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Green Mana Battery. {T}, Remove any number of charge counters from Green Mana Battery: Add {G}, then add an additional {G} for each charge counter removed this way. |
| Red Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on Red Mana Battery. {T}, Remove any number of charge counters from Red Mana Battery: Add {R}, then add an additional {R} for each charge counter removed this way. |
| White Mana Battery | 4 | Artifact | {2}, {T}: Put a charge counter on White Mana Battery. {T}, Remove any number of charge counters from White Mana Battery: Add {W}, then add an additional {W} for each charge counter removed this way. |
| Faerie Swarm | 3U | Creature — Faerie | Flying Faerie Swarm's power and toughness are each equal to the number of blue permanents you control. */* |
| Ice Cage | 1U | Enchantment — Aura | Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. When enchanted creature becomes the target of a spell or ability, destroy Ice Cage. |
| Ulvenwald Primordials | Creature — Werewolf | {G}: Regenerate Ulvenwald Primordials. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ulvenwald Primordials. 5/5 | |
| Stronghold Assassin | 1BB | Creature — Phyrexian Zombie Assassin | {T}, Sacrifice a creature: Destroy target nonblack creature. 2/1 |