M:tG card similarity search
3 · Legendary Artifact
If it's neither day nor night, it becomes day as The Celestus enters the battlefield. {T}: Add one mana of any color. {3}, {T}: If it's night, it becomes day. Otherwise, it becomes night. Activate only as a sorcery. Whenever day becomes night or night becomes day, you gain 1 life. You may draw a card. If you do, discard a card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Corrupt Official | 4B | Creature — Human Minion | {2}{B}: Regenerate Corrupt Official. Whenever Corrupt Official becomes blocked, defending player discards a card at random. 3/1 |
| Opal Titan | 2WW | Enchantment | When an opponent casts a creature spell, if Opal Titan is an enchantment, Opal Titan becomes a 4/4 Giant creature with protection from each of that spell's colors. |
| Magister Sphinx | 4WUB | Artifact Creature — Sphinx | Flying When Magister Sphinx enters the battlefield, target player's life total becomes 10. 5/5 |
| Illusion | U | Instant | Target spell or permanent becomes the color of your choice until end of turn. |
| Capenna Express | 3G | Artifact — Vehicle | Sacrifice a Treasure: Capenna Express becomes an artifact creature until end of turn. Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.) 6/6 |
| Hidden Gibbons | G | Enchantment | When an opponent casts an instant spell, if Hidden Gibbons is an enchantment, Hidden Gibbons becomes a 4/4 Ape creature. |
| Samite Herbalist | 1W | Creature — Human Cleric | Whenever Samite Herbalist becomes tapped, you gain 1 life and scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) 2/1 |
| Dawnglade Regent | 5GG | Creature — Elk | When Dawnglade Regent enters the battlefield, you become the monarch. As long as you're the monarch, permanents you control have hexproof. 8/8 |
| Thoughtleech | GG | Enchantment | Whenever an Island an opponent controls becomes tapped, you may gain 1 life. |
| Labyrinth Guardian | 1U | Creature — Illusion Warrior | When Labyrinth Guardian becomes the target of a spell, sacrifice it. Embalm {3}{U} ({3}{U}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Illusion Warrior with no mana cost. Embalm only as a sorcery.) 2/3 |