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 |
|---|---|---|---|
| Gossamer Phantasm | 1U | Creature — Illusion | Flying When Gossamer Phantasm becomes the target of a spell or ability, sacrifice it. 2/1 |
| Illusionary Servant | 1UU | Creature — Illusion | Flying When Illusionary Servant becomes the target of a spell or ability, sacrifice it. 3/4 |
| Sway of the Stars | 8UU | Sorcery | Each player shuffles their hand, graveyard, and all permanents they own into their library, then draws seven cards. Each player's life total becomes 7. |
| Simic Keyrune | 3 | Artifact | {T}: Add {G} or {U}. {G}{U}: Simic Keyrune becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.) |
| Phantasmal Dragon | 2UU | Creature — Dragon Illusion | Flying When Phantasmal Dragon becomes the target of a spell or ability, sacrifice it. 5/5 |
| Guardian Idol | 2 | Artifact | Guardian Idol enters the battlefield tapped. {T}: Add {C}. {2}: Guardian Idol becomes a 2/2 Golem artifact creature until end of turn. |
| Tundra Kavu | 2R | Creature — Kavu | {T}: Target land becomes a Plains or an Island until end of turn. 2/2 |
| Blind Seer | 2UU | Legendary Creature — Human Wizard | {1}{U}: Target spell or permanent becomes the color of your choice until end of turn. 3/3 |
| Betrayal | U | Enchantment — Aura | Enchant creature an opponent controls Whenever enchanted creature becomes tapped, you draw a card. |
| Resolute Archangel | 5WW | Creature — Angel | Flying When Resolute Archangel enters the battlefield, if your life total is less than your starting life total, it becomes equal to your starting life total. 4/4 |