Totally Lost

Put target nonland permanent on top of its owner's library.

Goblin General

Whenever this creature attacks, Goblin creatures you control get +1/+1 until end of turn.

Plains

Bloodfell Caves

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {B} or {R}.

Psychic Venom

Enchant land
Whenever enchanted land becomes tapped, this Aura deals 2 damage to that land's controller.

Forest

Soul Warden

Whenever another creature enters, you gain 1 life.

Merry Bards

When this creature enters, you may pay {1}. When you do, create a Young Hero Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature has "Whenever this creature attacks, if its toughness is 3 or less, put a +1/+1 counter on it.")

Restrain

Prevent all combat damage that would be dealt by target attacking creature this turn.
Draw a card.

Demolish

Seasoned Hallowblade

Discard a card: Tap this creature. It gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Island

Doomwake Giant

Constellation — Whenever this creature or another enchantment you control enters, creatures your opponents control get -1/-1 until end of turn.

Kjeldoran War Cry

Creatures you control get +X/+X until end of turn, where X is 1 plus the number of cards named Kjeldoran War Cry in all graveyards.

Weaver of Currents

Echoing Decay

Target creature and all other creatures with the same name as that creature get -2/-2 until end of turn.

Overlord of the Hauntwoods

Impending 4—{1}{G}{G} (If you cast this spell for its impending cost, it enters with four time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.)
Whenever this permanent enters or attacks, create a tapped colorless land token named Everywhere that is every basic land type.

Courier's Briefcase

When this artifact enters, create a 1/1 green and white Citizen creature token.
{T}, Sacrifice this artifact: Add one mana of any color.
{W}{U}{B}{R}{G}, {T}, Sacrifice this artifact: Draw three cards.

Tempest of Light

Spirit Cairn

Whenever a player discards a card, you may pay {W}. If you do, create a 1/1 white Spirit creature token with flying.

Nature's Lore

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Planar Despair

Domain — All creatures get -1/-1 until end of turn for each basic land type among lands you control.

Kitesail Corsair

This creature has flying as long as it's attacking.

Ice-Fang Coatl

Flash
Flying
When this creature enters, draw a card.
This creature has deathtouch as long as you control at least three other snow permanents.

Venerable Monk

When this creature enters, you gain 2 life.

Calix, Destiny's Hand

+1: Look at the top four cards of your library. You may reveal an enchantment card from among them and put that card into your hand. Put the rest on the bottom of your library in a random order.
−3: Exile target creature or enchantment you don't control until target enchantment you control leaves the battlefield.
−7: Return all enchantment cards from your graveyard to the battlefield.

Manaplasm

Whenever you cast a spell, this creature gets +X/+X until end of turn, where X is that spell's mana value.

Fyndhorn Elves

Mirrored Lotus

Reflect {0} (As this enters, each opponent may pay {0}. When they do, they create a token copy of this except it lacks this ability.)
{T}, Exile Mirrored Lotus: Add three mana of any one color.

Freyalise's Radiance

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Snow permanents don't untap during their controllers' untap steps.

Universal Automaton

Changeling (This card is every creature type.)

Temporal Manipulation

Fire

Fire deals 2 damage divided as you choose among one or two targets.

Fire // Ice

Lotleth Giant

Undergrowth — When this creature enters, it deals 1 damage to target opponent for each creature card in your graveyard.

Scoured Barrens

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {W} or {B}.

Second Sight

Choose one —
• Look at the top five cards of target opponent's library, then put them back in any order.
• Look at the top five cards of your library, then put them back in any order.
Entwine {U} (Choose both if you pay the entwine cost.)

Bottomless Pit

At the beginning of each player's upkeep, that player discards a card at random.

Dreams of the Dead

{1}{U}: Return target white or black creature card from your graveyard to the battlefield. That creature gains "Cumulative upkeep {2}." If the creature would leave the battlefield, exile it instead of putting it anywhere else. (At the beginning of its controller's upkeep, that player puts an age counter on it, then sacrifices it unless they pay its upkeep cost for each age counter on it.)

Basalt Gargoyle

Flying
Echo {2}{R} (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.)
{R}: This creature gets +0/+1 until end of turn.

Rakdos Signet

Brave-Kin Duo

{1}, {T}: Target creature gets +1/+1 until end of turn. Activate only as a sorcery.

Ruthless Sniper

Whenever you cycle or discard a card, you may pay {1}. If you do, put a -1/-1 counter on target creature.

Centaur Peacemaker

When this creature enters, each player gains 4 life.

Circle of Protection: Black

{1}: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Winged Coatl

Flash (You may cast this spell any time you could cast an instant.)
Flying
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)