M:tG card similarity search
· Plane — Mirrodin
Whenever a player casts an instant or sorcery spell with a single target, that player copies that spell for each other spell, permanent, card not on the battlefield, and/or player the spell could target. Each copy targets a different one of them. Whenever chaos ensues, choose target creature. Each player except that creature's controller creates a token that's a copy of that creature.
| Name | Mana | Type | Text |
|---|---|---|---|
| Guard Change | 1G | Instant — Adventure | Create a Monster Role token attached to target creature you control. (Enchanted creature gets +1/+1 and has trample.) |
| Jace's Defeat | 1U | Instant | Counter target blue spell. If it was a Jace planeswalker spell, scry 2. |
| Professor Onyx | 4BB | Legendary Planeswalker — Liliana | Magecraft — Whenever you cast or copy an instant or sorcery spell, each opponent loses 2 life and you gain 2 life. [+1]: You lose 1 life. Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. [−3]: Each opponent sacrifices a creature with the greatest power among creatures that player controls. [−8]: Each opponent may discard a card. If they don't, they lose 3 life. Repeat this process six more times. Loyalty 5 |
| Primeval Bounty | 5G | Enchantment | Whenever you cast a creature spell, create a 3/3 green Beast creature token. Whenever you cast a noncreature spell, put three +1/+1 counters on target creature you control. Landfall — Whenever a land enters the battlefield under your control, you gain 3 life. |
| Everdream | 1U | Instant | Draw a card. Splice onto instant or sorcery {2}{U} (As you cast an instant or sorcery spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.) |
| Metamorphic Alteration | 1U | Enchantment — Aura | Enchant creature As Metamorphic Alteration enters the battlefield, choose a creature. Enchanted creature is a copy of the chosen creature. |
| Bane's Contingency | 1UU | Instant | Counter target spell. If that spell targets a commander you control, instead counter that spell, scry 2, then draw a card. |
| Nurturer Initiate | G | Creature — Elf Shaman | Whenever a player casts a green spell, you may pay {1}. If you do, target creature gets +1/+1 until end of turn. 1/1 |
| Breena, the Demagogue | 1WB | Legendary Creature — Bird Warlock | Flying Whenever a player attacks one of your opponents, if that opponent has more life than another of your opponents, that attacking player draws a card and you put two +1/+1 counters on a creature you control. 1/3 |
| Lavinia, Foil to Conspiracy | 1W/UW/U | Legendary Creature — Human Detective | Vigilance Whenever you cast your second spell each turn, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") {T}: Add {C}{C}. Activate only during an opponent's turn. 2/3 |