M:tG card similarity search
2U · Enchantment
When an opponent casts a spell, if Veiled Serpent is an enchantment, Veiled Serpent becomes a 4/4 Serpent creature with "This creature can't attack unless defending player controls an Island." Cycling {2} ({2}, Discard this card: Draw a card.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Mordenkainen's Polymorph | 1U | Instant | Until end of turn, target creature becomes a Dragon with base power and toughness 4/4 and gains flying. (It loses all other creature types.) |
| Power Sink | 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. |
| Kessig Flamebreather | 1R | Creature — Human Shaman | Whenever you cast a noncreature spell, Kessig Flamebreather deals 1 damage to each opponent. 1/3 |
| Decomposition | 1G | Enchantment — Aura | Enchant black creature Enchanted creature has "Cumulative upkeep—Pay 1 life." (At the beginning of its controller's upkeep, that player puts an age counter on it, then sacrifices it unless they pay its upkeep cost for each age counter on it.) When enchanted creature dies, its controller loses 2 life. |
| Underworld Cerberus | 3BR | Creature — Dog | Underworld Cerberus can't be blocked except by three or more creatures. Cards in graveyards can't be the targets of spells or abilities. When Underworld Cerberus dies, exile it and each player returns all creature cards from their graveyard to their hand. 6/6 |
| Mire in Misery | 1B | Sorcery | Each opponent sacrifices a creature or enchantment. |
| Hedron Fields of Agadeem | Plane — Zendikar | Creatures with power 7 or greater can't attack or block. Whenever chaos ensues, create a 7/7 colorless Eldrazi creature token with annihilator 1. (Whenever it attacks, defending player sacrifices a permanent.) | |
| Arena Trickster | 3R | Creature — Human Shaman | Whenever you cast your first spell during each opponent's turn, put a +1/+1 counter on Arena Trickster. 3/3 |
| Commander's Authority | 4W | Enchantment — Aura | Enchant creature Enchanted creature has "At the beginning of your upkeep, create a 1/1 white Human creature token." |
| Mari, the Killing Quill | 1BB | Legendary Creature — Vampire Assassin | Whenever a creature an opponent controls dies, exile it with a hit counter on it. Assassins, Mercenaries, and Rogues you control have deathtouch and "Whenever this creature deals combat damage to a player, you may remove a hit counter from a card that player owns in exile. If you do, draw a card and create two Treasure tokens." 3/2 |