M:tG card similarity search
G · Enchantment
When an opponent casts a creature spell with flying, if Hidden Spider is an enchantment, Hidden Spider becomes a 3/5 Spider creature with reach. (It can block creatures with flying.)
| Name | Mana | Type | Text |
|---|---|---|---|
| The Myriad Pools | Legendary Artifact Land | (Transforms from The Everflowing Well.) {T}: Add {U}. Whenever you cast a permanent spell using mana produced by The Myriad Pools, up to one other target permanent you control becomes a copy of that spell until end of turn. | |
| Loyal Gyrfalcon | 3W | Creature — Bird | Defender, flying Whenever you cast a white spell, Loyal Gyrfalcon loses defender until end of turn. 3/3 |
| Nether Void | 3B | World Enchantment | Whenever a player casts a spell, counter it unless that player pays {3}. |
| Aether Sting | 3R | Enchantment | Whenever an opponent casts a creature spell, Aether Sting deals 1 damage to that player. |
| Noyan Dar, Roil Shaper | 3WU | Legendary Creature — Merfolk Ally | Whenever you cast an instant or sorcery spell, you may put three +1/+1 counters on target land you control. If you do, that land becomes a 0/0 Elemental creature with haste that's still a land. 4/4 |
| Vedalken Orrery | 4 | Artifact | You may cast spells as though they had flash. |
| Proteus Machine | 3 | Artifact Creature — Shapeshifter | Morph {0} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Proteus Machine is turned face up, it becomes the creature type of your choice. (This effect lasts indefinitely.) 2/2 |
| Predatory Advantage | 3RG | Enchantment | At the beginning of each opponent's end step, if that player didn't cast a creature spell this turn, create a 2/2 green Lizard creature token. |
| Snake Pit | 3G | Enchantment | Whenever an opponent casts a blue or black spell, you may create a 1/1 green Snake creature token. |
| Sea Kings' Blessing | U | Instant | One or more target creatures become blue until end of turn. |