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 |
|---|---|---|---|
| Natural Order | 2GG | Sorcery | As an additional cost to cast this spell, sacrifice a green creature. Search your library for a green creature card, put it onto the battlefield, then shuffle. |
| Voltage Surge | R | Instant | As an additional cost to cast this spell, you may sacrifice an artifact. Voltage Surge deals 2 damage to target creature or planeswalker. If this spell's additional cost was paid, Voltage Surge deals 4 damage instead. |
| Reflector Mage | 1WU | Creature — Human Wizard | When Reflector Mage enters the battlefield, return target creature an opponent controls to its owner's hand. That creature's owner can't cast spells with the same name as that creature until your next turn. 2/3 |
| Tidal Influence | 2U | Enchantment | Cast this spell only if no permanents named Tidal Influence are on the battlefield. Tidal Influence enters the battlefield with a tide counter on it. At the beginning of your upkeep, put a tide counter on Tidal Influence. As long as there is exactly one tide counter on Tidal Influence, all blue creatures get -2/-0. As long as there are exactly three tide counters on Tidal Influence, all blue creatures get +2/+0. Whenever there are four or more tide counters on Tidal Influence, remove all tide counters from it. |
| Boros Fury-Shield | 2W | Instant | Prevent all combat damage that would be dealt by target attacking or blocking creature this turn. If {R} was spent to cast this spell, Boros Fury-Shield deals damage to that creature's controller equal to the creature's power. |
| Master of Predicaments | 3UU | Creature — Sphinx | Flying Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost. 4/4 |
| Might of Old Krosa | G | Instant | Target creature gets +2/+2 until end of turn. If you cast this spell during your main phase, that creature gets +4/+4 until end of turn instead. |
| Smelt-Ward Minotaur | 2R | Creature — Minotaur Warrior | Whenever you cast an instant or sorcery spell, target creature an opponent controls can't block this turn. 2/3 |
| Shrine of Boundless Growth | 3 | Artifact | At the beginning of your upkeep or whenever you cast a green spell, put a charge counter on Shrine of Boundless Growth. {T}, Sacrifice Shrine of Boundless Growth: Add {C} for each charge counter on Shrine of Boundless Growth. |
| Omnath, Locus of All | WUB/PRG | Legendary Creature — Phyrexian Elemental | If you would lose unspent mana, that mana becomes black instead. At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand. 4/4 |