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 |
|---|---|---|---|
| Harsh Judgment | 2WW | Enchantment | As Harsh Judgment enters the battlefield, choose a color. If an instant or sorcery spell of the chosen color would deal damage to you, it deals that damage to its controller instead. |
| Ishai, Ojutai Dragonspeaker | 2WU | Legendary Creature — Bird Monk | Flying Whenever an opponent casts a spell, put a +1/+1 counter on Ishai, Ojutai Dragonspeaker. Partner (You can have two commanders if both have partner.) 1/1 |
| Ancient Cornucopia | 2G | Artifact | Whenever you cast a spell that's one or more colors, you may gain 1 life for each of that spell's colors. Do this only once each turn. {T}: Add one mana of any color. |
| Story Circle | 1WW | Enchantment | As Story Circle enters the battlefield, choose a color. {W}: The next time a source of your choice of the chosen color would deal damage to you this turn, prevent that damage. |
| Managorger Hydra | 2G | Creature — Hydra | Trample Whenever a player casts a spell, put a +1/+1 counter on Managorger Hydra. 1/1 |
| Fabled Hero | 1WW | Creature — Human Soldier | Double strike Heroic — Whenever you cast a spell that targets Fabled Hero, put a +1/+1 counter on Fabled Hero. 2/2 |
| Prism Array | 4U | Enchantment | Converge — Prism Array enters the battlefield with a crystal counter on it for each color of mana spent to cast it. Remove a crystal counter from Prism Array: Tap target creature. {W}{U}{B}{R}{G}: Scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) |
| 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. |
| Thunder Drake | 3U | Creature — Elemental Drake | Flying Whenever you cast your second spell each turn, put a +1/+1 counter on Thunder Drake. 2/3 |
| Taurean Mauler | 2R | Creature — Shapeshifter | Changeling (This card is every creature type.) Whenever an opponent casts a spell, you may put a +1/+1 counter on Taurean Mauler. 2/2 |