M:tG card similarity search
3R · Enchantment
At the beginning of each upkeep, count the number of permanents. If the number is odd, until end of turn, red creatures get +1/+1 and whenever a player taps a Mountain for mana, that player adds an additional {R}. If the number is even, until end of turn, red creatures get -1/-1 and if a player taps a Mountain for mana, that Mountain produces colorless mana instead of any other type.
| Name | Mana | Type | Text |
|---|---|---|---|
| Reckless One | 3R | Creature — Goblin Avatar | Haste Reckless One's power and toughness are each equal to the number of Goblins on the battlefield. */* |
| Cavernous Maw | Land — Cave | {T}: Add {C}. {2}: Cavernous Maw becomes a 3/3 Elemental creature until end of turn. It's still a Cave land. Activate only if the number of other Caves you control plus the number of Cave cards in your graveyard is three or greater. | |
| 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 |
| Mantle of Tides | U | Artifact — Equipment | Equipped creature gets +1/+2. Whenever you draw your second card each turn, attach Mantle of Tides to target creature you control. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.) |
| Dominus of Fealty | U/RU/RU/RU/RU/R | Creature — Spirit Avatar | Flying At the beginning of your upkeep, you may gain control of target permanent until end of turn. If you do, untap it and it gains haste until end of turn. 4/4 |
| Sewer Nemesis | 3B | Creature — Horror | As Sewer Nemesis enters the battlefield, choose a player. Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard. Whenever the chosen player casts a spell, that player mills a card. */* |
| War Report | 3W | Instant | You gain life equal to the number of creatures on the battlefield plus the number of artifacts on the battlefield. |
| Bludgeon Brawl | 2R | Enchantment | Each noncreature, non-Equipment artifact is an Equipment with equip {X} and "Equipped creature gets +X/+0," where X is that artifact's mana value. |
| Wing Storm | 2G | Sorcery | Wing Storm deals damage to each player equal to twice the number of creatures with flying that player controls. |
| Power Struggle | 2UUU | Enchantment | During each player's upkeep, that player exchanges control of random target artifact, creature or land he or she controls, for control of random target permanent of the same type that a random opponent controls. |