M:tG card similarity search
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}.
| Name | Mana | Type | Text |
|---|---|---|---|
| Amphibian Accident | 1U | Instant — Adventure | Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1. |
| Turn to Frog | 1U | Instant | Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1. |
| Perimeter Enforcer | 1W | Creature — Human Detective | Flying, lifelink Whenever another Detective enters the battlefield under your control and whenever a Detective you control is turned face up, Perimeter Enforcer gets +1/+1 until end of turn. 1/1 |
| Kalemne's Captain | 3WW | Creature — Giant Soldier | Vigilance {5}{W}{W}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When Kalemne's Captain becomes monstrous, exile all artifacts and enchantments. 5/5 |
| Thrashing Mudspawn | 3BB | Creature — Beast | Whenever Thrashing Mudspawn is dealt damage, you lose that much life. Morph {1}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 4/4 |
| Insight | 2U | Enchantment | Whenever an opponent casts a green spell, you draw a card. |
| Groundling Pouncer | 1G/U | Creature — Faerie | {G/U}: Groundling Pouncer gets +1/+3 and gains flying until end of turn. Activate only once each turn and only if an opponent controls a creature with flying. 2/1 |
| Firemaw Kavu | 5R | Creature — Kavu | Echo {5}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When Firemaw Kavu enters the battlefield, it deals 2 damage to target creature. When Firemaw Kavu leaves the battlefield, it deals 4 damage to target creature. 4/2 |
| Seshiro the Anointed | 4GG | Legendary Creature — Snake Monk | Other Snake creatures you control get +2/+2. Whenever a Snake you control deals combat damage to a player, you may draw a card. 3/4 |
| Once More with Feeling | WWWW | Sorcery | Exile all permanents and all cards from all graveyards. Each player shuffles their hand into their library, then draws seven cards. Each player's life total becomes 10. Exile Once More with Feeling. DCI ruling — A deck can have only one card named Once More with Feeling. |