M:tG card similarity search
2 · Artifact Creature — Scarecrow
As Painter's Servant enters the battlefield, choose a color. All cards that aren't on the battlefield, spells, and permanents are the chosen color in addition to their other colors. 1/3
| Name | Mana | Type | Text | 
|---|---|---|---|
| Winged Temple of Orazca | Legendary Land | (Transforms from Hadana's Climb.) {T}: Add one mana of any color. {1}{G}{U}, {T}: Target creature you control gains flying and gets +X/+X until end of turn, where X is its power. | |
| Declaration of Naught | UU | Enchantment | As Declaration of Naught enters the battlefield, choose a card name. {U}: Counter target spell with the chosen name. | 
| Runed Halo | WW | Enchantment | As Runed Halo enters the battlefield, choose a card name. You have protection from the chosen card name. (You can't be targeted, dealt damage, or enchanted by anything with that name.) | 
| Snowborn Simulacra | XUU | Sorcery | Conjure a duplicate of each of X target nontoken permanents into your hand. Those cards perpetually gain "You may spend mana as though it were mana of any color to cast this spell." If X is 5 or more, you may put one of them from your hand onto the battlefield. | 
| Obelisk of Urd | 6 | Artifact | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) As Obelisk of Urd enters the battlefield, choose a creature type. Creatures you control of the chosen type get +2/+2. | 
| Realm-Scorcher Hellkite | 4RR | Creature — Dragon | Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Flying, haste When Realm-Scorcher Hellkite enters the battlefield, if it was bargained, add four mana in any combination of colors. {1}{R}: Realm-Scorcher Hellkite deals 1 damage to any target. 4/6 | 
| Rally the Ranks | 1W | Enchantment | As Rally the Ranks enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. | 
| Channeler Initiate | 1G | Creature — Human Druid | When Channeler Initiate enters the battlefield, put three -1/-1 counters on target creature you control. {T}, Remove a -1/-1 counter from Channeler Initiate: Add one mana of any color. 3/4 | 
| Pentad Prism | 2 | Artifact | Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) Remove a charge counter from Pentad Prism: Add one mana of any color. | 
| Mana Maze | 1U | Enchantment | Players can't cast spells that share a color with the spell most recently cast this turn. |