M:tG card similarity search
3UU · Creature — Human Rogue Mutant
When Keeper of Keys enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn. 4/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Topdeck the Halls | 3RW | Enchantment | Decorated cards in your hand have miracle {S}. (Decorated cards include premiums, promos, and cards with alternate frames or art.) At the beginning of your upkeep, if you control twelve or more decorated permanents, you win the game. |
| Egon, God of Death | 2B | Legendary Creature — God | Deathtouch At the beginning of your upkeep, exile two cards from your graveyard. If you can't, sacrifice Egon and draw a card. 6/6 |
| Keen-Eared Sentry | 1W | Creature — Human Soldier | You have hexproof. (You can't be the target of spells or abilities your opponents control.) Each opponent can't venture into the dungeon more than once each turn. 2/1 |
| Halls of Mist | Land | 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.) Creatures that attacked during their controller's last turn can't attack. | |
| Barren Glory | 4WW | Enchantment | At the beginning of your upkeep, if you control no permanents other than Barren Glory and have no cards in hand, you win the game. |
| Sleeper Agent | B | Creature — Phyrexian Minion | When Sleeper Agent enters the battlefield, target opponent gains control of it. At the beginning of your upkeep, Sleeper Agent deals 2 damage to you. 3/3 |
| Slay | 2B | Instant | Destroy target green creature. It can't be regenerated. Draw a card. |
| Veilstone Amulet | 3 | Artifact | Whenever you cast a spell, creatures you control can't be the targets of spells or abilities your opponents control this turn. |
| Seal of Doom | 2B | Enchantment | Sacrifice Seal of Doom: Destroy target nonblack creature. It can't be regenerated. |
| Light of Day | 3W | Enchantment | Black creatures can't attack or block. |