M:tG card similarity search
3 · Artifact
{2}, {T}, Sacrifice Navigation Orb: Search your library for up to two basic land cards and/or Gate cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
| Name | Mana | Type | Text |
|---|---|---|---|
| Splendid Agony | 2B | Instant | Distribute two -1/-1 counters among one or two target creatures. |
| Ancestral Knowledge | 1U | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Ancestral Knowledge enters the battlefield, look at the top ten cards of your library, then exile any number of them and put the rest back on top of your library in any order. When Ancestral Knowledge leaves the battlefield, shuffle your library. |
| Ad Nauseam | 3BB | Instant | Reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. You may repeat this process any number of times. |
| Goblin Caves | 1RR | Enchantment — Aura | Enchant land As long as enchanted land is a basic Mountain, Goblin creatures get +0/+2. |
| Archway Commons | Land | Archway Commons enters the battlefield tapped. When Archway Commons enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color. | |
| Gateway Plaza | Land — Gate | Gateway Plaza enters the battlefield tapped. When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color. | |
| Rupture Spire | Land | Rupture Spire enters the battlefield tapped. When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color. | |
| Transguild Promenade | Land | Transguild Promenade enters the battlefield tapped. When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color. | |
| Aeon Engine | 5 | Artifact | Aeon Engine enters the battlefield tapped. {T}, Exile Aeon Engine: Reverse the game's turn order. (For example, if play had proceeded clockwise around the table, it now goes counterclockwise.) |
| Sheltered Valley | Land | If Sheltered Valley would enter the battlefield, instead sacrifice each other permanent named Sheltered Valley you control, then put Sheltered Valley onto the battlefield. At the beginning of your upkeep, if you control three or fewer lands, you gain 1 life. {T}: Add {C}. |