Griselbrand

Flying, lifelink
Pay 7 life: Draw seven cards.

Blood Artist

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Murder

Entomb

Search your library for a card, put that card into your graveyard, then shuffle.

Pathrazer of Ulamog

Annihilator 3 (Whenever this creature attacks, defending player sacrifices three permanents of their choice.)
Pathrazer of Ulamog can't be blocked except by three or more creatures.

Dark Ritual

Bog Witch

Night's Whisper

Cut Down

Destroy target creature with total power and toughness 5 or less.

Persist

Return target nonlegendary creature card from your graveyard to the battlefield with a -1/-1 counter on it.

Artisan of Kozilek

When you cast this spell, you may return target creature card from your graveyard to the battlefield.
Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)

Animate Dead

Enchant creature card in a graveyard
When Animate Dead enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.
Enchanted creature gets -1/-0.

Syr Konrad, the Grim

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent.
{1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

Death's Shadow

Death's Shadow gets -X/-X, where X is your life total.

Buried Alive

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Infernal Grasp

Destroy target creature. You lose 2 life.

Swamp

Chain of Smog

Target player discards two cards. That player may copy this spell and may choose a new target for that copy.