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 |
|---|---|---|---|
| Sanctuary Blade | 2 | Artifact — Equipment | As Sanctuary Blade becomes attached to a creature, choose a color. Equipped creature gets +2/+0 and has protection from the last chosen color. Equip {3} |
| Aisling Leprechaun | G | Creature — Faerie | Whenever Aisling Leprechaun blocks or becomes blocked by a creature, that creature becomes green. (This effect lasts indefinitely.) 1/1 |
| Mistform Dreamer | 2U | Creature — Illusion | Flying {1}: Mistform Dreamer becomes the creature type of your choice until end of turn. 2/1 |
| Mistform Skyreaver | 5UU | Creature — Illusion | Flying {1}: Mistform Skyreaver becomes the creature type of your choice until end of turn. 6/6 |
| Illuminator Virtuoso | 1W | Creature — Human Rogue | Double strike Whenever Illuminator Virtuoso becomes the target of a spell you control, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.) 1/1 |
| Selesnya Keyrune | 3 | Artifact | {T}: Add {G} or {W}. {G}{W}: Selesnya Keyrune becomes a 3/3 green and white Wolf artifact creature until end of turn. |
| Silumgar Monument | 3 | Artifact | {T}: Add {U} or {B}. {4}{U}{B}: Silumgar Monument becomes a 4/4 blue and black Dragon artifact creature with flying until end of turn. |
| Judge of Currents | 1W | Creature — Merfolk Wizard | Whenever a Merfolk you control becomes tapped, you may gain 1 life. 1/1 |
| Wildfire Cerberus | 4R | Creature — Dog | {5}{R}{R}: Monstrosity 1. (If this creature isn't monstrous, put a +1/+1 counter on it and it becomes monstrous.) When Wildfire Cerberus becomes monstrous, it deals 2 damage to each opponent and each creature they control. 4/3 |
| 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. |