Demystify

Dusk Imp

Essence Drain

Essence Drain deals 3 damage to any target and you gain 3 life.

Fear

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Festering Goblin

When this creature dies, target creature gets -1/-1 until end of turn.

Grave Pact

Whenever a creature you control dies, each other player sacrifices a creature of their choice.

Graveborn Muse

At the beginning of your upkeep, you draw X cards and you lose X life, where X is the number of Zombies you control.

Gravedigger

When this creature enters, you may return target creature card from your graveyard to your hand.

Hate Weaver

{2}: Target blue or red creature gets +1/+0 until end of turn.

Head Games

Target opponent puts the cards from their hand on top of their library. Search that player's library for that many cards. The player puts those cards into their hand, then shuffles.

Hidden Horror

When this creature enters, sacrifice it unless you discard a creature card.

Field Marshal

Other Soldier creatures get +1/+1 and have first strike. (They deal combat damage before creatures without first strike.)

Highway Robber

When this creature enters, target opponent loses 2 life and you gain 2 life.

Tenth Edition