M:tG card similarity search
3 · Artifact
As Heraldic Banner enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.
| Name | Mana | Type | Text |
|---|---|---|---|
| Tajuru Stalwart | 2G | Creature — Elf Scout Ally | Converge — Tajuru Stalwart enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. 0/1 |
| Common Cause | 2W | Enchantment | Nonartifact creatures get +2/+2 as long as they all share a color. |
| Black Lotus | 0 | Artifact | {T}, Sacrifice Black Lotus: Add three mana of any one color. |
| Intelligence Bobblehead | 3 | Artifact — Bobblehead | {T}: Add one mana of any color. {5}, {T}: Draw X cards, where X is the number of Bobbleheads you control. |
| Rainbow Vale | Land | {T}: Add one mana of any color. An opponent gains control of Rainbow Vale at the beginning of the next end step. | |
| Scene of the Crime | Artifact Land — Clue | Scene of the Crime enters the battlefield tapped. {T}: Add {C}. {T}, Tap an untapped creature you control: Add one mana of any color. {2}, Sacrifice Scene of the Crime: Draw a card. | |
| Psychic Allergy | 3UU | Enchantment | As Psychic Allergy enters the battlefield, choose a color. At the beginning of each opponent's upkeep, Psychic Allergy deals X damage to that player, where X is the number of nontoken permanents of the chosen color they control. At the beginning of your upkeep, destroy Psychic Allergy unless you sacrifice two Islands. |
| Manamorphose | 1R/G | Instant | Add two mana in any combination of colors. Draw a card. |
| War Room | Land | {T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card. | |
| The Seedcore | Land — Sphere | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast Phyrexian creature spells. Corrupted — {T}: Target 1/1 creature gets +2/+1 until end of turn. Activate only if an opponent has three or more poison counters. |