Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Dire Undercurrents

3U/BU/B · Enchantment

Whenever a blue creature enters the battlefield under your control, you may have target player draw a card. Whenever a black creature enters the battlefield under your control, you may have target player discard a card.

Similar cards

Color identity:
NameManaTypeText
Nightshade Harvester 3BCreature — Elf Shaman Whenever a land enters the battlefield under an opponent's control, that player loses 1 life. Put a +1/+1 counter on Nightshade Harvester. 2/2
Barbed Servitor 3BArtifact Creature — Construct Indestructible When Barbed Servitor enters the battlefield, suspect it. (It has menace and can't block.) Whenever Barbed Servitor deals combat damage to a player, you draw a card and you lose 1 life. Whenever Barbed Servitor is dealt damage, target opponent loses that much life. 1/1
Cosima, God of the Voyage 2ULegendary Creature — God At the beginning of your upkeep, you may exile Cosima. If you do, it gains "Whenever a land enters the battlefield under your control, if Cosima is exiled, you may put a voyage counter on it. If you don't, return Cosima to the battlefield with X +1/+1 counters on it and draw X cards, where X is the number of voyage counters on it." 2/4
Temur War Shaman 4GGCreature — Human Shaman When Temur War Shaman enters the battlefield, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.) Whenever a permanent you control is turned face up, if it's a creature, you may have it fight target creature you don't control. 4/5
Mishra's Bauble 0Artifact {T}, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.
Mind Flayer 3UUCreature — Horror Dominate Monster — When Mind Flayer enters the battlefield, gain control of target creature for as long as you control Mind Flayer. 3/3
The Mimeoplasm 2BGULegendary Creature — Ooze As The Mimeoplasm enters the battlefield, you may exile two creature cards from graveyards. If you do, it enters the battlefield as a copy of one of those cards with a number of additional +1/+1 counters on it equal to the power of the other card. 0/0
Gravelighter 2BCreature — Spirit Flying When Gravelighter enters the battlefield, draw a card if a creature died this turn. Otherwise, each player sacrifices a creature. 2/2
Flesh Duplicate UUCreature — Shapeshifter Rebel You may have Flesh Duplicate enter the battlefield as a copy of any creature on the battlefield, except it has vanishing 3 if that creature doesn't have vanishing. (A permanent with vanishing 3 enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) 0/0
Abzan Advantage 1WInstant Target player sacrifices an enchantment. Bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)
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