M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Declaration of Naught | UU | Enchantment | As Declaration of Naught enters the battlefield, choose a card name. {U}: Counter target spell with the chosen name. |
| Confounding Riddle | 2U | Instant | Choose one — • Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard. • Counter target spell unless its controller pays {4}. |
| Enduring Bondwarden | W | Creature — Human Scout | Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.) When this creature dies, put its counters on target creature you control. 0/1 |
| Cephalid Aristocrat | 4U | Creature — Cephalid Noble | Whenever Cephalid Aristocrat becomes the target of a spell or ability, mill two cards. 3/3 |
| Misguided Rage | 2R | Sorcery | Target player sacrifices a permanent. |
| Arwen, Mortal Queen | 1GW | Legendary Creature — Elf Noble | Arwen, Mortal Queen enters the battlefield with an indestructible counter on it. {1}, Remove an indestructible counter from Arwen: Another target creature gains indestructible until end of turn. Put a +1/+1 counter and a lifelink counter on that creature and a +1/+1 counter and a lifelink counter on Arwen. 2/2 |
| Quicksilver Fountain | 3 | Artifact | At the beginning of each player's upkeep, that player puts a flood counter on target non-Island land they control of their choice. That land is an Island for as long as it has a flood counter on it. At the beginning of each end step, if all lands on the battlefield are Islands, remove all flood counters from them. |
| Lavinia, Azorius Renegade | WU | Legendary Creature — Human Soldier | Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. 2/2 |
| Vorel of the Hull Clade | 1GU | Legendary Creature — Human Merfolk | {G}{U}, {T}: Double the number of each kind of counter on target artifact, creature, or land. 1/4 |
| Valkmira, Protector's Shield | 3W | Legendary Artifact | If a source an opponent controls would deal damage to you or a permanent you control, prevent 1 of that damage. Whenever you or another permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. |