M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Promise of Loyalty | 4W | Sorcery | Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it. |
| Dire Undercurrents | 3U/BU/B | Enchantment | Whenever a blue creature enters the battlefield under your control, you may have target player draw a card. Whenever a black creature enters the battlefield under your control, you may have target player discard a card. |
| Forbidden Crypt | 3BB | Enchantment | If you would draw a card, return a card from your graveyard to your hand instead. If you can't, you lose the game. If a card would be put into your graveyard from anywhere, exile that card instead. |
| Six-y Beast | 3R | Creature — Beast | As Six-y Beast enters the battlefield, you secretly put six or fewer +1/+1 counters on it, then an opponent guesses the number of counters. If that player guesses right, sacrifice Six-y Beast after it enters the battlefield. 0/0 |
| A-Sigardian Paladin | 1GW | Creature — Human Knight | As long as you've put one or more +1/+1 counters on a creature this turn, Sigardian Paladin has trample and lifelink. {G}{W}: Target creature you control with a +1/+1 counter on it gains trample and lifelink until end of turn. 4/3 |
| Heir of the Ancient Fang | 2G | Creature — Snake Samurai | Heir of the Ancient Fang enters the battlefield with a +1/+1 counter on it if you control a modified creature. (Equipment, Auras you control, and counters are modifications.) 2/3 |
| Sudden Salvation | 2WW | Instant | Choose up to three target permanent cards in graveyards that were put there from the battlefield this turn. Return them to the battlefield tapped under their owners' control. You draw a card for each opponent who controls one or more of those permanents. |
| Echo of Death's Wail | Enchantment Creature — Spirit | Flying, haste When Echo of Death's Wail enters the battlefield, gain control of all Rat tokens. Whenever Echo of Death's Wail attacks, you may sacrifice another creature. If you do, draw a card. 3/3 | |
| Contagion Engine | 6 | Artifact | When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate twice. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.) |
| Rug of Smothering | 3 | Artifact Creature — Construct | Flying Whenever a player casts a spell, they lose 1 life for each spell they've cast this turn. 1/3 |