M:tG card similarity search
· 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.
| Name | Mana | Type | Text |
|---|---|---|---|
| Opal Acrolith | 2W | Enchantment | Whenever an opponent casts a creature spell, if Opal Acrolith is an enchantment, Opal Acrolith becomes a 2/4 Soldier creature. {0}: Opal Acrolith becomes an enchantment. |
| Optimus Prime, Inspiring Leader | 3RW | Legendary Artifact Creature — Autobot | {1}: Turn target permanent you control to its other face. {1}: Until end of turn, Optimus Prime, Inspiring Leader becomes a Construct with base power and toughness 6/6 and creatures you control gain trample. 4/5 |
| Introduction to Annihilation | 5 | Sorcery — Lesson | Exile target nonland permanent. Its controller draws a card. |
| Common Courtesy | 2UU | Enchantment | Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy. |
| Emberstrike Duo | 1B/R | Creature — Elemental Warrior Shaman | Whenever you cast a black spell, Emberstrike Duo gets +1/+1 until end of turn. Whenever you cast a red spell, Emberstrike Duo gains first strike until end of turn. 1/1 |
| Guard Dogs | 3W | Creature — Dog | {2}{W}, {T}: Choose a permanent you control. Prevent all combat damage target creature would deal this turn if it shares a color with that permanent. 2/2 |
| Opal Guardian | WWW | Enchantment | When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red. |
| Herald of Vengeance | 3WW | Creature — Angel | Flying When Herald of Vengeance enters the battlefield, destroy each permanent you don't control that has the same name as a permanent that dealt damage to you last turn. 4/5 |
| Whim of Volrath | U | Instant | Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.) Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn. (For example, you may change "nonred creature" to "nongreen creature" or "plainswalk" to "swampwalk.") |
| Trait Doctoring | U | Sorcery | Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn. Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.) |