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 |
|---|---|---|---|
| Looming Shade | 2B | Creature — Shade | {B}: Looming Shade gets +1/+1 until end of turn. 1/1 |
| Veiled Shade | 2B | Creature — Shade | {1}{B}: Veiled Shade gets +1/+1 until end of turn. 2/2 |
| Zof Shade | 3B | Creature — Shade | {2}{B}: Zof Shade gets +2/+2 until end of turn. 2/2 |
| Oath of Mages | 1R | Enchantment | At the beginning of each player's upkeep, that player chooses target player who has more life than they do and is their opponent. The first player may have Oath of Mages deal 1 damage to the second player. |
| Noxious Bayou | Land | {T}: Add {B} or {G}. You get a poison counter. | |
| Creeping Trailblazer | RG | Creature — Elemental | Other Elementals you control get +1/+0. {2}{R}{G}: Creeping Trailblazer gets +1/+1 until end of turn for each Elemental you control. 2/2 |
| Chancellor of the Forge | 4RRR | Creature — Phyrexian Giant | You may reveal this card from your opening hand. If you do, at the beginning of the first upkeep, create a 1/1 red Phyrexian Goblin creature token with haste. When Chancellor of the Forge enters the battlefield, create X 1/1 red Phyrexian Goblin creature tokens with haste, where X is the number of creatures you control. 5/5 |
| Dragonrage | 2R | Instant | Add {R} for each attacking creature you control. Until end of turn, attacking creatures you control gain "{R}: This creature gets +1/+0 until end of turn." |
| Foundry Street Denizen | R | Creature — Goblin Warrior | Whenever another red creature enters the battlefield under your control, Foundry Street Denizen gets +1/+0 until end of turn. 1/1 |
| Goblin War Strike | R | Sorcery | Goblin War Strike deals damage to target player or planeswalker equal to the number of Goblins you control. |