M:tG card similarity search
1W · Enchantment
As Call to Arms enters the battlefield, choose a color and an opponent. White creatures get +1/+1 as long as the chosen color is the most common color among nontoken permanents the chosen player controls but isn't tied for most common. When the chosen color isn't the most common color among nontoken permanents the chosen player controls or is tied for most common, sacrifice Call to Arms.
| Name | Mana | Type | Text |
|---|---|---|---|
| Seht's Tiger | 2WW | Creature — Cat | Flash (You may cast this spell any time you could cast an instant.) When Seht's Tiger enters the battlefield, you gain protection from the color of your choice until end of turn. (You can't be targeted, dealt damage, or enchanted by anything of the chosen color.) 3/3 |
| Quickchange | 1U | Instant | Target creature becomes the color or colors of your choice until end of turn. Draw a card. |
| Common Cause | 2W | Enchantment | Nonartifact creatures get +2/+2 as long as they all share a color. |
| Soul of Ravnica | 4UU | Creature — Avatar | Flying {5}{U}{U}: Draw a card for each color among permanents you control. {5}{U}{U}, Exile Soul of Ravnica from your graveyard: Draw a card for each color among permanents you control. 6/6 |
| Commander's Sphere | 3 | Artifact | {T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card. |
| Circle of Affliction | 1B | Enchantment | As Circle of Affliction enters the battlefield, choose a color. Whenever a source of the chosen color deals damage to you, you may pay {1}. If you do, target player loses 1 life and you gain 1 life. |
| Altar of the Pantheon | 3 | Artifact | Your devotion to each color and each combination of colors is increased by one. {T}: Add one mana of any color. If you control a God, a Demigod, or a legendary enchantment, you gain 1 life. |
| Stamp of Approval | 3 | Artifact | As Stamp of Approval enters the battlefield, choose a watermark. Creatures you control with the chosen watermark get +1/+1. |
| Sarpadian Empires, Vol. VII | 3 | Artifact | As Sarpadian Empires, Vol. VII enters the battlefield, choose white Citizen, blue Camarid, black Thrull, red Goblin, or green Saproling. {3}, {T}: Create a 1/1 creature token of the chosen color and type. |
| Swirling Spriggan | 2GG | Creature — Goblin Shaman | {G/U}{G/U}: Target creature you control becomes the color or colors of your choice until end of turn. 3/3 |