M:tG card similarity search
2 · Artifact
Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Psychic Intrusion | 3UB | Sorcery | Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell. |
| Onslaught | R | Enchantment | Whenever you cast a creature spell, tap target creature. |
| Ominous Traveler | 2 | Creature — Human | When Ominous Traveler enters the battlefield, draft a card from Ominous Traveler's spellbook. That card perpetually gains "You may spend mana as though it were mana of any color to cast this spell" and "When you cast this spell, return a creature named Ominous Traveler you control to its owner's hand." 1/1 |
| Manaplasm | 2G | Creature — Ooze | Whenever you cast a spell, Manaplasm gets +X/+X until end of turn, where X is that spell's mana value. 1/1 |
| Alabaster Leech | W | Creature — Leech | White spells you cast cost {W} more to cast. 1/3 |
| Hero of Iroas | 1W | Creature — Human Soldier | Aura spells you cast cost {1} less to cast. Heroic — Whenever you cast a spell that targets Hero of Iroas, put a +1/+1 counter on Hero of Iroas. 2/2 |
| Elderwood Scion | 3GW | Creature — Elemental | Trample, lifelink Spells you cast that target Elderwood Scion cost {2} less to cast. Spells your opponents cast that target Elderwood Scion cost {2} more to cast. 4/4 |
| A-Lapis Orb of Dragonkind | 2U | Artifact | {T}: Add one mana of any color. When you spend this mana to cast a Dragon creature spell, scry 2. |
| Jade Leech | 2GG | Creature — Leech | Green spells you cast cost {G} more to cast. 5/5 |
| Curse of Wizardry | 2BB | Enchantment | As Curse of Wizardry enters the battlefield, choose a color. Whenever a player casts a spell of the chosen color, that player loses 1 life. |