M:tG card similarity search
2 · Artifact
Whenever you become the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. Creature tokens get -1/-0.
| Name | Mana | Type | Text |
|---|---|---|---|
| Determined | GU | Instant | Other spells you control can't be countered this turn. Draw a card. |
| Declaration of Naught | UU | Enchantment | As Declaration of Naught enters the battlefield, choose a card name. {U}: Counter target spell with the chosen name. |
| Hunter's Mark | 3G | Instant | This spell costs {3} less to cast if it targets a blue permanent you don't control. This spell can't be countered. Target creature you control gets +1/+1 until end of turn. Then it deals damage equal to its power to target creature or planeswalker you don't control. |
| Nest of Scarabs | 2B | Enchantment | Whenever you put one or more -1/-1 counters on a creature, create that many 1/1 black Insect creature tokens. |
| Leori, Sparktouched Hunter | URW | Legendary Creature — Elemental Cat | Flying, vigilance Whenever Leori, Sparktouched Hunter deals combat damage to a player, choose a planeswalker type. Until end of turn, whenever you activate an ability of a planeswalker of that type, copy that ability. You may choose new targets for the copies. 3/3 |
| Weaver of Lies | 5UU | Creature — Beast | Morph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Weaver of Lies is turned face up, turn any number of target creatures with morph abilities other than Weaver of Lies face down. 4/4 |
| Merseine | 2UU | Enchantment — Aura | Enchant creature Merseine enters the battlefield with three net counters on it. Enchanted creature doesn't untap during its controller's untap step if Merseine has a net counter on it. Pay enchanted creature's mana cost: Remove a net counter from Merseine. Only the controller of the enchanted creature may activate this ability. |
| Biomancer's Familiar | GU | Creature — Mutant | Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana. {T}: The next time target creature adapts this turn, it adapts as though it had no +1/+1 counters on it. 2/2 |
| Nightcreep | BB | Instant | Until end of turn, all creatures become black and all lands become Swamps. |
| Fraternal Exaltation | UUUU | Sorcery | Sneak into your parents' closet to get a deck. Your new brother is joining the game. |