M:tG card similarity search
G · Enchantment
When an opponent casts an instant spell, if Hidden Gibbons is an enchantment, Hidden Gibbons becomes a 4/4 Ape creature.
| Name | Mana | Type | Text |
|---|---|---|---|
| Erayo, Soratami Ascendant | 1U | Legendary Creature — Moonfolk Monk | Flying Whenever the fourth spell of a turn is cast, flip Erayo, Soratami Ascendant. 1/1 |
| Lambholt Raconteur | 3R | Creature — Human Werewolf | Whenever you cast a noncreature spell, Lambholt Raconteur deals 1 damage to each opponent. Daybound (If a player casts no spells during their own turn, it becomes night next turn.) 2/4 |
| Crystalline Resonance | 2U | Enchantment | Whenever you cycle a card, you may have Crystalline Resonance become a copy of another target permanent until your next turn, except it has this ability. |
| Skittering Horror | 2B | Creature — Phyrexian Horror | When you cast a creature spell, sacrifice Skittering Horror. 4/3 |
| Unsettled Mariner | WU | Creature — Shapeshifter | Changeling (This card is every creature type.) Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. 2/2 |
| Swarm Intelligence | 6U | Enchantment | Whenever you cast an instant or sorcery spell, you may copy that spell. You may choose new targets for the copy. |
| Kessig Flamebreather | 1R | Creature — Human Shaman | Whenever you cast a noncreature spell, Kessig Flamebreather deals 1 damage to each opponent. 1/3 |
| Nissa, Sage Animist | Legendary Planeswalker — Nissa | [+1]: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand. [−2]: Create Ashaya, the Awoken World, a legendary 4/4 green Elemental creature token. [−7]: Untap up to six target lands. They become 6/6 Elemental creatures. They're still lands. Loyalty 3 | |
| Trail of the Mage-Rings | Plane — Vryn | Instant and sorcery spells have rebound. (The spell's controller exiles the spell as it resolves if they cast it from their hand. At the beginning of that player's next upkeep, they may cast that card from exile without paying its mana cost.) Whenever chaos ensues, you may search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle. | |
| Havoc | 1R | Enchantment | Whenever an opponent casts a white spell, they lose 2 life. |