M:tG card similarity search
2RR · Enchantment
As An-Zerrin Ruins enters the battlefield, choose a creature type. Creatures of the chosen type don't untap during their controllers' untap steps.
| Name | Mana | Type | Text |
|---|---|---|---|
| Door of Destinies | 4 | Artifact | As Door of Destinies enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies. Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies. |
| Circle of Solace | 3W | Enchantment | As Circle of Solace enters the battlefield, choose a creature type. {1}{W}: The next time a creature of the chosen type would deal damage to you this turn, prevent that damage. |
| Roar of the Crowd | 3R | Sorcery | Choose a creature type. Roar of the Crowd deals damage to any target equal to the number of permanents you control of the chosen type. |
| Volrath's Laboratory | 5 | Artifact | As Volrath's Laboratory enters the battlefield, choose a color and a creature type. {5}, {T}: Create a 2/2 creature token of the chosen color and type. |
| Thran Portal | Land — Gate | Thran Portal enters the battlefield tapped unless you control two or fewer other lands. As Thran Portal enters the battlefield, choose a basic land type. Thran Portal is the chosen type in addition to its other types. Mana abilities of Thran Portal cost an additional 1 life to activate. | |
| Intruder Alarm | 2U | Enchantment | Creatures don't untap during their controllers' untap steps. Whenever a creature enters the battlefield, untap all creatures. |
| Faceless Agent | 3 | Creature — Shapeshifter | Changeling When Faceless Agent enters the battlefield, seek a creature card of the most prevalent creature type in your library. 2/2 |
| Luminescent Rain | 2G | Instant | Choose a creature type. You gain 2 life for each permanent you control of that type. |
| Herald's Horn | 3 | Artifact | As Herald's Horn enters the battlefield, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand. |
| Progenitor's Icon | 3 | Artifact | As Progenitor's Icon enters the battlefield, choose a creature type. {T}: Add one mana of any color. {T}: The next spell of the chosen type you cast this turn can be cast as though it had flash. |