M:tG card similarity search
5 · Legendary Artifact
At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") {T}, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.
| Name | Mana | Type | Text |
|---|---|---|---|
| Test of Endurance | 2WW | Enchantment | At the beginning of your upkeep, if you have 50 or more life, you win the game. |
| The Great Aurora | 6GGG | Sorcery | Each player shuffles all cards from their hand and all permanents they own into their library, then draws that many cards. Each player may put any number of land cards from their hand onto the battlefield. Exile The Great Aurora. |
| Midnight Banshee | 3BBB | Creature — Spirit | Wither (This deals damage to creatures in the form of -1/-1 counters.) At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature. 5/5 |
| Gixian Skullflayer | 2B | Creature — Phyrexian Human Assassin | At the beginning of your upkeep, if there are three or more creature cards in your graveyard, put a +1/+1 counter on Gixian Skullflayer. 2/3 |
| Smokestack | 4 | Artifact | At the beginning of your upkeep, you may put a soot counter on Smokestack. At the beginning of each player's upkeep, that player sacrifices a permanent for each soot counter on Smokestack. |
| Barrow Ghoul | 1B | Creature — Zombie | At the beginning of your upkeep, sacrifice Barrow Ghoul unless you exile the top creature card of your graveyard. 4/4 |
| Light-Paws, Emperor's Voice | 1W | Legendary Creature — Fox Advisor | Whenever an Aura enters the battlefield under your control, if you cast it, you may search your library for an Aura card with mana value less than or equal to that Aura and with a different name than each Aura you control, put that card onto the battlefield attached to Light-Paws, Emperor's Voice, then shuffle. 2/2 |
| Gunk Slug | 2B | Creature — Slug | When Gunk Slug enters the battlefield, create three Gunk token cards and shuffle them into target opponent's library. (Gunk is a colorless sorcery card with no mana cost that has cycling {4}.) 2/3 |
| Innocent Traveler | 2BB | Creature — Human | At the beginning of your upkeep, any opponent may sacrifice a creature. If no one does, transform Innocent Traveler. 1/3 |
| Hungry Hungry Heifer | 2G | Creature — Cow | At the beginning of your upkeep, you may remove a counter from a permanent you control. If you don't, sacrifice Hungry Hungry Heifer. 3/3 |