M:tG card similarity search
5U · Creature — Serpent
River Serpent can't attack unless there are five or more cards in your graveyard. Cycling {U} ({U}, Discard this card: Draw a card.) 5/5
| Name | Mana | Type | Text |
|---|---|---|---|
| Web of Inertia | 2U | Enchantment | At the beginning of combat on each opponent's turn, that player may exile a card from their graveyard. If the player doesn't, creatures they control can't attack you this turn. |
| Serra Bestiary | WW | Enchantment — Aura | Enchant creature At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}. Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated. |
| Sightless Ghoul | 3B | Creature — Zombie Soldier | Sightless Ghoul can't block. Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) 2/2 |
| Unhallowed Cathar | Creature — Zombie Soldier | Unhallowed Cathar can't block. 2/1 | |
| Martyred Rusalka | W | Creature — Spirit | {W}, Sacrifice a creature: Target creature can't attack this turn. 1/1 |
| Insidious Mist | Creature — Elemental | Hexproof, indestructible Insidious Mist can't block and can't be blocked. Whenever Insidious Mist attacks and isn't blocked, you may pay {2}{B}. If you do, transform it. 0/1 | |
| Childhood Horror | 3B | Creature — Horror | Flying Threshold — As long as seven or more cards are in your graveyard, Childhood Horror gets +2/+2 and can't block. 2/2 |
| Fog on the Barrow-Downs | 2W | Enchantment — Aura | Enchant creature Enchanted creature is a Spirit and can't attack or block. (It loses all other creature types.) |
| Angelic Arbiter | 5WW | Creature — Angel | Flying Each opponent who cast a spell this turn can't attack with creatures. Each opponent who attacked with a creature this turn can't cast spells. 5/6 |
| Loyal Retainers | 2W | Creature — Human Advisor | Sacrifice Loyal Retainers: Return target legendary creature card from your graveyard to the battlefield. Activate only during your turn, before attackers are declared. 1/1 |