M:tG card similarity search
3UB · Legendary Creature — Nightmare Horror
Umbris, Fear Manifest gets +1/+1 for each card your opponents own in exile. Whenever Umbris or another Nightmare or Horror enters the battlefield under your control, target opponent exiles cards from the top of their library until they exile a land card. 1/1
| Name | Mana | Type | Text |
|---|---|---|---|
| Cream of the Crop | 1G | Enchantment | Whenever a creature enters the battlefield under your control, you may look at the top X cards of your library, where X is that creature's power. If you do, put one of those cards on top of your library and the rest on the bottom of your library in any order. |
| Time Reaper | 3BB | Creature — Alien Horror | Flying, haste Consume Anomaly — Whenever Time Reaper deals combat damage to a player, put target face-up card they own in exile on the bottom of their library. If you do, you gain 3 life. 4/4 |
| Letter Bomb | 6 | Artifact | When Letter Bomb enters the battlefield, sign it and shuffle it into target player's library. That player reveals each card they draw until they draw Letter Bomb. When that player draws Letter Bomb, it deals 19½ damage to them. |
| Time Machine | 5 | Artifact | {T}: Exile Time Machine and target nontoken creature you own. Return them to the battlefield at the beginning of your upkeep on your turn X in the next game you play with one of your opponents in this game, where X is the mana value of the exiled creature. |
| Epicenter | 4R | Sorcery | Target player sacrifices a land. Threshold — Each player sacrifices all lands they control instead if seven or more cards are in your graveyard. |
| Path of Discovery | 3G | Enchantment | Whenever a creature enters the battlefield under your control, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.) |
| Veil of Assimilation | 1W | Artifact | Whenever Veil of Assimilation or another artifact enters the battlefield under your control, target creature you control gets +1/+1 and gains vigilance until end of turn. |
| Albiorix, Goose Tyrant | 1GU | Legendary Creature — Bird | Flying, Trample, Ward {1} Whenever you sacrifice a token, Albiorix perpetually gets +1/+1. This ability also triggers if Albiorix is in exile. 3/3 |
| Warp World | 5RRR | Sorcery | Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library. |
| Case the Joint | 3U | Instant | Draw two cards, then look at the top card of each player's library. |