Smoldering Marsh

({T}: Add {B} or {R}.)
Smoldering Marsh enters tapped unless you control two or more basic lands.

Faithless Looting

Draw two cards, then discard two cards.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Dragonskull Summit enters tapped unless you control a Swamp or a Mountain.
{T}: Add {B} or {R}.

Menace, deathtouch
Instant and sorcery spells you control have deathtouch. (Any amount of damage they deal to a creature is enough to destroy it.)

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

Creatures your opponents control get -1/-1 until end of turn.

Lightning Bolt deals 3 damage to any target.

Each player puts a creature card from their graveyard onto the battlefield.

Blazing Volley deals 1 damage to each creature your opponents control.

When you cast this spell, return all cards named Demigod of Revenge from your graveyard to the battlefield.
Flying, haste