Desperate Ritual

Add {R}{R}{R}.
Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Swamp

Death Denied

Return X target creature cards from your graveyard to your hand.

Forbidden Alchemy

Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.
Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.)

Island

Frantic Search

Draw two cards, then discard two cards. Untap up to three lands.

Songs of the Damned

Add {B} for each creature card in your graveyard.

Mystic Retrieval

Return target instant or sorcery card from your graveyard to your hand.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Sultai Skullkeeper

When this creature enters, mill two cards.

Laboratory Maniac

If you would draw a card while your library has no cards in it, you win the game instead.

Mountain

Reanimate

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to that card's mana value.

Magus of the Bazaar

{T}: Draw two cards, then discard three cards.

Flight of Fancy

Enchant creature
When this Aura enters, draw two cards.
Enchanted creature has flying.