Necratog

Exile the top creature card of your graveyard: this creature gets +2/+2 until end of turn.

Lithatog

Sacrifice an artifact: This creature gets +1/+1 until end of turn.
Sacrifice a land: This creature gets +1/+1 until end of turn.

Sleeper's Guile

Enchant creature
Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Traumatize

Target player mills half their library, rounded down.

Endless Wurm

Trample
At the beginning of your upkeep, sacrifice this creature unless you sacrifice an enchantment.

Arenson's Aura

{W}, Sacrifice an enchantment: Destroy target enchantment.
{3}{U}{U}: Counter target enchantment spell.

Ancestral Tribute

You gain 2 life for each card in your graveyard.
Flashback {9}{W}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Megatog

Sacrifice an artifact: This creature gets +3/+3 and gains trample until end of turn.

Atog

Sacrifice an artifact: This creature gets +2/+2 until end of turn.

Fallen Ideal

Enchant creature
Enchanted creature has flying and "Sacrifice a creature: This creature gets +2/+1 until end of turn."
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Shattergang Brothers

{2}{B}, Sacrifice a creature: Each other player sacrifices a creature.
{2}{R}, Sacrifice an artifact: Each other player sacrifices an artifact.
{2}{G}, Sacrifice an enchantment: Each other player sacrifices an enchantment.

Sarcatog

Exile two cards from your graveyard: This creature gets +1/+1 until end of turn.
Sacrifice an artifact: This creature gets +1/+1 until end of turn.

Mycosynth Wellspring

When this artifact enters or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Eye of Nidhogg

Enchant creature
Enchanted creature is a black Dragon with base power and toughness 4/2, has flying and deathtouch, and is goaded. (It attacks each combat if able and attacks a player other than you if able.)
When Eye of Nidhogg is put into a graveyard from the battlefield, return it to its owner's hand.

Chronatog

{0}: This creature gets +3/+3 until end of turn. You skip your next turn. Activate only once each turn.

Singularity Rupture

Destroy all creatures, then any number of target players each mill half their library, rounded down.

Aspect of Mongoose

Enchant creature
Enchanted creature has shroud. (It can't be the target of spells or abilities.)
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Mirror-Mad Phantasm

Flying
{1}{U}: This creature's owner shuffles it into their library. If that player does, they reveal cards from the top of that library until a card named Mirror-Mad Phantasm is revealed. The player puts that card onto the battlefield and all other cards revealed this way into their graveyard.

Faith Healer

Sacrifice an enchantment: You gain life equal to the sacrificed enchantment's mana value.

Martyr's Bond

Whenever this enchantment or another nonland permanent you control is put into a graveyard from the battlefield, each opponent sacrifices a permanent of their choice that shares a card type with it.

Cessation

Enchant creature
Enchanted creature can't attack.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Brilliant Halo

Enchant creature
Enchanted creature gets +1/+2.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Foratog

{G}, Sacrifice a Forest: This creature gets +2/+2 until end of turn.

Launch

Enchant creature
Enchanted creature has flying.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Teferi's Care

Chronatog Totem

{T}: Add {U}.
{1}{U}: This artifact becomes a 1/2 blue Atog artifact creature until end of turn.
{0}: This creature gets +3/+3 until end of turn. You skip your next turn. Activate only once each turn and only if this permanent is a creature.

Sluggishness

Enchant creature
Enchanted creature can't block.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Fiery Mantle

Enchant creature
{R}: Enchanted creature gets +1/+0 until end of turn.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Despondency

Enchant creature
Enchanted creature gets -2/-0.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Psychatog

Discard a card: This creature gets +1/+1 until end of turn.
Exile two cards from your graveyard: This creature gets +1/+1 until end of turn.

Spreading Algae

Enchant Swamp
When enchanted land becomes tapped, destroy it.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Spirit Loop

Enchant creature you control
Whenever enchanted creature deals damage, you gain that much life.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Thaumatog

Sacrifice a land: This creature gets +1/+1 until end of turn.
Sacrifice an enchantment: This creature gets +1/+1 until end of turn.

Atogatog

Sacrifice an Atog creature: Atogatog gets +X/+X until end of turn, where X is the sacrificed creature's power.

Auratog

Sacrifice an enchantment: This creature gets +2/+2 until end of turn.

Morality Shift

Exchange your graveyard and library. Then shuffle your library.

Phantatog

Sacrifice an enchantment: This creature gets +1/+1 until end of turn.
Discard a card: This creature gets +1/+1 until end of turn.