Slow Motion

Enchant creature
At the beginning of the upkeep of enchanted creature's controller, that player sacrifices that creature unless they pay {2}.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Snap

Return target creature to its owner's hand. Untap up to two lands.

Thornwind Faeries

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

Tinker

As an additional cost to cast this spell, sacrifice an artifact.
Search your library for an artifact card, put that card onto the battlefield, then shuffle.

Vigilant Drake

Walking Sponge

{T}: Target creature loses your choice of flying, first strike, or trample until end of turn.

Weatherseed Faeries

Bone Shredder

Flying
Echo {2}{B} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When this creature enters, destroy target nonartifact, nonblack creature.

Defender of Law

Brink of Madness

At the beginning of your upkeep, if you have no cards in hand, sacrifice this enchantment and target opponent discards their hand.

Engineered Plague

As this enchantment enters, choose a creature type.
All creatures of the chosen type get -1/-1.

Eviscerator

Protection from white
When this creature enters, you lose 5 life.

Fog of Gnats

Giant Cockroach

Lurking Skirge

When a creature is put into an opponent's graveyard from the battlefield, if this permanent is an enchantment, it becomes a 3/2 Phyrexian Imp creature with flying.

No Mercy

Whenever a creature deals damage to you, destroy it.

Urza's Legacy