Plains

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

When Dusk Legion Zealot enters, you draw a card and you lose 1 life.

When Doomed Dissenter dies, create a 2/2 black Zombie creature token.

Scoured Barrens enters tapped.
When Scoured Barrens enters, you gain 1 life.
{T}: Add {W} or {B}.

When Serrated Scorpion dies, it deals 2 damage to each opponent and you gain 2 life.

This spell costs {3} less to cast if a creature died this turn.
Flying, deathtouch

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}.
Destroy target creature or planeswalker.

As an additional cost to cast this spell, sacrifice a creature.
Draw two cards.

When Thraben Inspector enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")