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 |
|---|---|---|---|
| Opal Avenger | 2W | Enchantment | When you have 10 or less life, if Opal Avenger is an enchantment, Opal Avenger becomes a 3/5 Soldier creature. |
| Siege of Towers | 1R | Sorcery | Replicate {1}{R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Target Mountain becomes a 3/1 creature. It's still a land. |
| Veiled Apparition | 1U | Enchantment | When an opponent casts a spell, if Veiled Apparition is an enchantment, Veiled Apparition becomes a 3/3 Illusion creature with flying and "At the beginning of your upkeep, sacrifice Veiled Apparition unless you pay {1}{U}." |
| Brimstone Vandal | 2R | Creature — Devil | Menace (This creature can't be blocked except by two or more creatures.) If it's neither day nor night, it becomes day as Brimstone Vandal enters the battlefield. Whenever day becomes night or night becomes day, Brimstone Vandal deals 1 damage to each opponent. 2/3 |
| Lurking Jackals | B | Enchantment | When an opponent has 10 or less life, if Lurking Jackals is an enchantment, it becomes a 3/2 Jackal creature. |
| Stalking Stones | Land | {T}: Add {C}. {6}: Stalking Stones becomes a 3/3 Elemental artifact creature that's still a land. (This effect lasts indefinitely.) | |
| Veiled Sentry | U | Enchantment | When an opponent casts a spell, if Veiled Sentry is an enchantment, Veiled Sentry becomes an Illusion creature with power and toughness each equal to that spell's mana value. |
| Lurking Evil | BBB | Enchantment | Pay half your life, rounded up: Lurking Evil becomes a 4/4 Phyrexian Horror creature with flying. |
| Firmament Sage | 3U | Creature — Human Wizard | If it's neither day nor night, it becomes day as Firmament Sage enters the battlefield. Whenever day becomes night or night becomes day, draw a card. 2/3 |
| Riddleform | 1U | Enchantment | Whenever you cast a noncreature spell, you may have Riddleform become a 3/3 Sphinx creature with flying in addition to its other types until end of turn. {2}{U}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) |