M:tG card similarity search
1U · Creature — Phyrexian Bird Horror
Flying Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) 1/1
| Name | Mana | Type | Text |
|---|---|---|---|
| Synapse Sliver | 4U | Creature — Sliver | Whenever a Sliver deals combat damage to a player, its controller may draw a card. 3/3 |
| Book Devourer | 5R | Creature — Beast | Trample Whenever Book Devourer deals combat damage to a player, you may discard all the cards in your hand. If you do, draw that many cards. 4/5 |
| Persistent Nightmare | 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 | |
| Seafloor Oracle | 2UU | Creature — Merfolk Wizard | Whenever a Merfolk you control deals combat damage to a player, draw a card. 2/3 |
| Riptide Entrancer | 1UU | Creature — Human Wizard | Whenever Riptide Entrancer deals combat damage to a player, you may sacrifice it. If you do, gain control of target creature that player controls. (This effect lasts indefinitely.) Morph {U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 1/1 |
| Rootwater Thief | 1U | Creature — Merfolk Rogue | {U}: Rootwater Thief gains flying until end of turn. Whenever Rootwater Thief deals combat damage to a player, you may pay {2}. If you do, search that player's library for a card and exile it, then the player shuffles. 1/2 |
| Destructive Urge | 1RR | Enchantment — Aura | Enchant creature Whenever enchanted creature deals combat damage to a player, that player sacrifices a land. |
| The Unspeakable | 6UUU | Legendary Creature — Spirit | Flying, trample Whenever The Unspeakable deals combat damage to a player, you may return target Arcane card from your graveyard to your hand. 6/7 |
| Slith Strider | 1UU | Creature — Slith | Whenever Slith Strider becomes blocked, draw a card. Whenever Slith Strider deals combat damage to a player, put a +1/+1 counter on it. 1/1 |
| Ancient Bronze Dragon | 5GG | Creature — Elder Dragon | Flying Whenever Ancient Bronze Dragon deals combat damage to a player, roll a d20. When you do, put X +1/+1 counters on each of up to two target creatures, where X is the result. 7/7 |