M:tG card similarity search
3 · Artifact Creature — Knight
Vigilance (Attacking doesn't cause this creature to tap.) As Diamond Knight enters the battlefield, choose a color. Whenever you cast a spell of the chosen color, put a +1/+1 counter on Diamond Knight. 1/1
| Name | Mana | Type | Text |
|---|---|---|---|
| Clockwork Avian | 5 | Artifact Creature — Bird | Flying Clockwork Avian enters the battlefield with four +1/+0 counters on it. At end of combat, if Clockwork Avian attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Avian. This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four. Activate only during your upkeep. 0/4 |
| Gleam of Battle | 4RW | Enchantment | Whenever a creature you control attacks, put a +1/+1 counter on it. |
| Opaline Unicorn | 3 | Artifact Creature — Unicorn | {T}: Add one mana of any color. 1/2 |
| Kindred Boon | 2WW | Enchantment | As Kindred Boon enters the battlefield, choose a creature type. {1}{W}: Put a divinity counter on target creature you control of the chosen type. Each creature you control with a divinity counter on it has indestructible. |
| Karlov of the Ghost Council | WB | Legendary Creature — Spirit Advisor | Whenever you gain life, put two +1/+1 counters on Karlov of the Ghost Council. {W}{B}, Remove six +1/+1 counters from Karlov of the Ghost Council: Exile target creature. 2/2 |
| Haunting Apparition | 1UB | Creature — Spirit | Flying As Haunting Apparition enters the battlefield, choose an opponent. Haunting Apparition's power is equal to 1 plus the number of green creature cards in the chosen player's graveyard. 1+*/2 |
| Instruments of War | 4 | Artifact | Flash As Instruments of War enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. |
| Invoke Prejudice | UUUU | Enchantment | Whenever an opponent casts a creature spell that doesn't share a color with a creature you control, counter that spell unless that player pays {X}, where X is its mana value. |
| Celestial Prism | 3 | Artifact | {2}, {T}: Add one mana of any color. |
| Mana Cylix | 1 | Artifact | {1}, {T}: Add one mana of any color. |