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 |
|---|---|---|---|
| Congregate | 3W | Instant | Target player gains 2 life for each creature on the battlefield. |
| Mercenary Knight | 2B | Creature — Human Mercenary Knight | When Mercenary Knight enters the battlefield, sacrifice it unless you discard a creature card. 4/4 |
| Ashes of the Abhorrent | 1W | Enchantment | Players can't cast spells from graveyards or activate abilities of cards in graveyards. Whenever a creature dies, you gain 1 life. |
| Phyrexian Dragon Engine | 3 | Artifact Creature — Phyrexian Dragon | Double strike When Phyrexian Dragon Engine enters the battlefield from your graveyard, you may discard your hand. If you do, draw three cards. Unearth {3}{R}{R} (Melds with Mishra, Claimed by Gix.) 2/2 |
| Serene Steward | 1W | Creature — Human Cleric Ally | Whenever you gain life, you may pay {W}. If you do, put a +1/+1 counter on target creature. 2/2 |
| Strongarm Tactics | 1B | Sorcery | Each player discards a card. Then each player who didn't discard a creature card this way loses 4 life. |
| Start the TARDIS | 1U | Sorcery | Surveil 2, then draw a card. You may planeswalk. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.) |
| Blighted Steppe | Land | {T}: Add {C}. {3}{W}, {T}, Sacrifice Blighted Steppe: You gain 2 life for each creature you control. | |
| The Doctor's Tomb | Plane — Trenzalore | If a creature would die, instead exile it and that creature's controller loses 2 life. Whenever chaos ensues, redistribute any number of players' life totals. (Each of those players gets one life total back.) | |
| Mapping the Maze | 1U | Instant | Choose an instant or sorcery card in your hand or graveyard. That card perpetually incorporates {U} and gains "When you cast this spell, draw a card." Then return a multicolored instant or sorcery card from your graveyard to your hand. |