Strands of Night

{B}{B}, Pay 2 life, Sacrifice a Swamp: Return target creature card from your graveyard to the battlefield.

Stromgald Cabal

{T}, Pay 1 life: Counter target white spell.

Stupor

Target opponent discards a card at random, then discards a card.

Syphon Soul

Syphon Soul deals 2 damage to each other player. You gain life equal to the damage dealt this way.

Disenchant

Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Vampiric Tutor

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Zombie Master

Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)
Other Zombies have "{B}: Regenerate this permanent."

Aether Flash

Whenever a creature enters, this enchantment deals 2 damage to it.

Anaba Bodyguard

First strike (This creature deals combat damage before creatures without first strike.)

Anaba Shaman

{R}, {T}: This creature deals 1 damage to any target.

Balduvian Barbarians

Balduvian Horde

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

Blaze

Boil

Divine Transformation

Enchant creature
Enchanted creature gets +3/+3.

Classic Sixth Edition