M:tG card similarity search
3W · Creature — Human Flagbearer
While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able. 2/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Harsh Mentor | 1R | Creature — Human Cleric | Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player. 2/2 |
| Unbound Flourishing | 2G | Enchantment | Whenever you cast a permanent spell with a mana cost that contains {X}, double the value of X. Whenever you cast an instant or sorcery spell or activate an ability, if that spell's mana cost or that ability's activation cost contains {X}, copy that spell or ability. You may choose new targets for the copy. |
| Opportunistic Dragon | 2RR | Creature — Dragon | Flying When Opportunistic Dragon enters the battlefield, choose target Human or artifact an opponent controls. For as long as Opportunistic Dragon remains on the battlefield, gain control of that permanent, it loses all abilities, and it can't attack or block. 4/3 |
| Clara Oswald | 6 | Legendary Creature — Human Advisor | Impossible Girl — If Clara Oswald is your commander, choose a color before the game begins. Clara Oswald is the chosen color. If a triggered ability of a Doctor you control triggers, that ability triggers an additional time. Doctor's companion (You can have two commanders if the other is the Doctor.) 2/6 |
| Burning-Tree Shaman | 1RG | Creature — Centaur Shaman | Whenever a player activates an ability that isn't a mana ability, Burning-Tree Shaman deals 1 damage to that player. 3/4 |
| Robaran Mercenaries | 3W | Creature — Human Mercenary | Vigilance Robaran Mercenaries has all activated abilities of all legendary creatures you control. 3/4 |
| The Horus Heresy | 3UBR | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — For each opponent, gain control of up to one target nonlegendary creature that player controls for as long as The Horus Heresy remains on the battlefield. II — Draw a card for each creature you control but don't own. III — Starting with you, each player chooses a creature. Destroy each creature chosen this way. |
| Parnesse, the Subtle Brush | 2UBR | Legendary Creature — Vampire Wizard | Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless that player pays 4 life. Whenever you copy a spell, up to one target opponent may also copy that spell. They may choose new targets for that copy. 4/4 |
| Pithing Needle | 1 | Artifact | As Pithing Needle enters the battlefield, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities. |
| Karn's Sylex | 3 | Legendary Artifact | Karn's Sylex enters the battlefield tapped. Players can't pay life to cast spells or to activate abilities that aren't mana abilities. {X}, {T}, Exile Karn's Sylex: Destroy each nonland permanent with mana value X or less. Activate only as a sorcery. |