M:tG card similarity search
· Creature — Nightmare
Skulk (This creature can't be blocked by creatures with greater power.) When Persistent Nightmare deals combat damage to a player, return it to its owner's hand. 1/1
| Name | Mana | Type | Text | 
|---|---|---|---|
| Empyreal Voyager | 1GU | Creature — Vedalken Scout | Flying, trample Whenever Empyreal Voyager deals combat damage to a player, you get that many {E} (energy counters). 2/3 | 
| Soulknife Spy | 2U | Creature — Elf Rogue | Whenever Soulknife Spy deals combat damage to a player, draw a card. 3/2 | 
| Obeka, Splitter of Seconds | 1UBR | Legendary Creature — Ogre Warlock | Menace Whenever Obeka, Splitter of Seconds deals combat damage to a player, you get that many additional upkeep steps after this phase. 2/5 | 
| Broodbirth Viper | 4U | Creature — Snake | Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Whenever Broodbirth Viper deals combat damage to a player, you may draw a card. 3/3 | 
| Cabal Executioner | 2BB | Creature — Human Cleric | Whenever Cabal Executioner deals combat damage to a player, that player sacrifices a creature. Morph {3}{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.) 2/2 | 
| Stealer of Secrets | 2U | Creature — Human Rogue | Whenever Stealer of Secrets deals combat damage to a player, draw a card. 2/2 | 
| Marchesa's Infiltrator | 2U | Creature — Human Rogue | Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.) Whenever Marchesa's Infiltrator deals combat damage to a player, draw a card. 1/1 | 
| Grazilaxx, Illithid Scholar | 1UU | Legendary Creature — Horror | Whenever a creature you control becomes blocked, you may return it to its owner's hand. Whenever one or more creatures you control deal combat damage to a player, draw a card. 3/2 | 
| Jhessian Thief | 2U | Creature — Human Rogue | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Jhessian Thief deals combat damage to a player, draw a card. 1/3 | 
| Ninja of the Deep Hours | 3U | Creature — Human Ninja | Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Ninja of the Deep Hours deals combat damage to a player, you may draw a card. 2/2 |