M:tG card similarity search
2BB · Legendary Creature — Human Assassin
Menace Creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.) Whenever a creature an opponent controls dies, if its toughness was less than 1, draw a card. 4/4
| Name | Mana | Type | Text | 
|---|---|---|---|
| Heaven Sent | UR | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Investigate. III — Heaven Sent deals 1 damage to each opponent. Then if an opponent has 0 or less life, draw seven cards. Otherwise, exile Heaven Sent and you may cast it this turn. | 
| Wistful Selkie | G/UG/UG/U | Creature — Merfolk Wizard | When Wistful Selkie enters the battlefield, draw a card. 2/2 | 
| Kabira Vindicator | 3W | Creature — Human Knight | Level up {2}{W} ({2}{W}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-4 3/6 Other creatures you control get +1/+1. LEVEL 5+ 4/8 Other creatures you control get +2/+2. 2/4 | 
| Benthic Biomancer | U | Creature — Merfolk Wizard Mutant | {1}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.) Whenever one or more +1/+1 counters are put on Benthic Biomancer, draw a card, then discard a card. 1/1 | 
| Thijarian Witness | 1G | Creature — Alien Cleric | Flash Bear Witness — Whenever another creature dies, if it was attacking or blocking alone, exile it and investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") 0/4 | 
| Thraben Doomsayer | 1WW | Creature — Human Cleric | {T}: Create a 1/1 white Human creature token. Fateful hour — As long as you have 5 or less life, other creatures you control get +2/+2. 2/2 | 
| Kadena's Silencer | 1U | Creature — Naga Wizard | When Kadena's Silencer is turned face up, counter all abilities your opponents control. Megamorph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) 2/1 | 
| Snakeform | 2G/U | Instant | Until end of turn, target creature loses all abilities and becomes a green Snake with base power and toughness 1/1. Draw a card. | 
| Illusory Ambusher | 4U | Creature — Cat Illusion | Flash (You may cast this spell any time you could cast an instant.) Whenever Illusory Ambusher is dealt damage, draw that many cards. 4/1 | 
| Shadowmage Infiltrator | 1UB | Creature — Human Wizard | Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever Shadowmage Infiltrator deals combat damage to a player, you may draw a card. 1/3 |