M:tG card similarity search
XU · Instant
Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.
| Name | Mana | Type | Text |
|---|---|---|---|
| Deep-Sea Serpent | 4UU | Creature — Serpent | Deep-Sea Serpent can't attack unless defending player controls an Island. 5/5 |
| Sea Monster | 4UU | Creature — Serpent | Sea Monster can't attack unless defending player controls an Island. 6/6 |
| Vodalian Serpent | 3U | Creature — Serpent | Kicker {2} (You may pay an additional {2} as you cast this spell.) Vodalian Serpent can't attack unless defending player controls an Island. If Vodalian Serpent was kicked, it enters the battlefield with four +1/+1 counters on it. 2/2 |
| Curator of Sun's Creation | 3R | Creature — Human Artificer | Whenever you discover, discover again for the same value. This ability triggers only once each turn. 3/3 |
| Glistening Sphere | 3 | Artifact | Glistening Sphere enters the battlefield tapped. When Glistening Sphere enters the battlefield, proliferate. {T}: Add one mana of any color. Corrupted — {T}: Add three mana of any one color. Activate only if an opponent has three or more poison counters. |
| Dandân | UU | Creature — Fish | Dandân can't attack unless defending player controls an Island. When you control no Islands, sacrifice Dandân. 4/1 |
| Soot Imp | 1BB | Creature — Imp | Flying Whenever a player casts a nonblack spell, that player loses 1 life. 1/2 |
| Sword of Once and Future | 3 | Artifact — Equipment | Equipped creature gets +2/+2 and has protection from blue and from black. Whenever equipped creature deals combat damage to a player, surveil 2. Then you may cast an instant or sorcery spell with mana value 2 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. Equip {2} |
| 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 |
| Arni Metalbrow | 2R | Legendary Creature — Human Berserker | Whenever a creature you control attacks or a creature enters the battlefield under your control attacking, you may pay {1}{R}. If you do, you may put a creature card with mana value less than that creature's mana value from your hand onto the battlefield tapped and attacking. 3/3 |