When Fleshbag Marauder enters, each player sacrifices a creature of their choice.

Whenever a player casts a spell, you may put a +1/+1 counter on Forgotten Ancient.

At the beginning of your upkeep, you may move any number of +1/+1 counters from Forgotten Ancient onto other creatures.

Fumiko the Lowblood has bushido X, where X is the number of attacking creatures. (Whenever this creature blocks or becomes blocked, it gets +X/+X until end of turn.)

Creatures your opponents control attack each combat if able.

: Add .

, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability resolves, that player simultaneously sacrifices the artifact and returns the artifact card to the battlefield.

, : Add .

When Gravedigger enters, you may return target creature card from your graveyard to your hand.

Gain control of target Equipment, then create a 0/0 black Phyrexian Germ creature token and attach that Equipment to it.

: Hammerfist Giant deals 4 damage to each creature without flying and each player.

Flying, vigilance

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Haste

If a spell you control would deal damage to an opponent, prevent that damage. Create a 3/1 red Elemental Shaman creature token with haste for each 1 damage prevented this way.

When Hostility is put into a graveyard from anywhere, shuffle it into its owner's library.

When Ichor Wellspring enters or is put into a graveyard from the battlefield, draw a card.

Impact Resonance deals X damage divided as you choose among any number of target creatures, where X is the greatest amount of damage dealt by a source to a permanent or player this turn.

: Inferno Titan gets +1/+0 until end of turn.

Whenever Inferno Titan enters or attacks, it deals 3 damage divided as you choose among one, two, or three targets.

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Whenever Jareth, Leonine Titan blocks, it gets +7/+7 until end of turn.

: Jareth gains protection from the color of your choice until end of turn.

Flying

When Junk Diver dies, return another target artifact card from your graveyard to your hand.

Double strike, vigilance

Whenever you cast a creature spell with mana value 5 or greater, you get an experience counter.

Kalemne, Disciple of Iroas gets +1/+1 for each experience counter you have.

Trample

Kalonian Hydra enters with four +1/+1 counters on it.

Whenever Kalonian Hydra attacks, double the number of +1/+1 counters on each creature you control.

Lhurgoyf's power is equal to the number of creature cards in all graveyards and its toughness is equal to that number plus 1.

: Target permanent becomes an artifact in addition to its other types until end of turn.

Lonely Sandbar enters tapped.

: Add .

Cycling (, Discard this card: Draw a card.)

Equipped creature gets +3/+0 and has trample and lifelink.

Equip

Magmaquake deals X damage to each creature without flying and each planeswalker.

Reveal the top ten cards of your library. Starting with the next opponent in turn order, each opponent chooses a different nonland card from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Whenever an opponent casts a spell, that player mills two cards.

Meteor Blast deals 4 damage to each of X targets.

: Add .

, , Sacrifice Mind Stone: Draw a card.

Each other creature becomes a copy of target nonlegendary creature until end of turn.

Mortivore's power and toughness are each equal to the number of creature cards in all graveyards.

: Regenerate Mortivore. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Flying

When Mulldrifter enters, draw two cards.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

When Mycosynth Wellspring 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.

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

At the beginning of your upkeep, put a +1/+1 counter on Necroplasm.

At the beginning of your end step, destroy each creature with mana value equal to the number of +1/+1 counters on Necroplasm.

Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

: Put target creature card from a graveyard onto the battlefield under your control.

: Add .

, : Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

When Oreskos Explorer enters, search your library for up to X Plains cards, where X is the number of players who control more lands than you. Reveal those cards, put them into your hand, then shuffle.

At the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. If a player does, creatures that player controls can't attack you or planeswalkers you control until your next turn.

: Add .

Rat offering (You may cast this spell any time you could cast an instant by sacrificing a Rat and paying the difference in mana costs between this and the sacrificed Rat. Mana cost includes color.)

Whenever a permanent is put into an opponent's graveyard, that player loses 1 life.

: Add .

, , Sacrifice an artifact: You gain 1 life.

Destroy target artifact or creature. It can't be regenerated.

You have no maximum hand size.

: Add .

Reyhan, Last of the Abzan enters with three +1/+1 counters on it.

Whenever a creature you control dies or is put into the command zone, if it had one or more +1/+1 counters on it, you may put that many +1/+1 counters on target creature.

Partner (You can have two commanders if both have partner.)

Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.

Red spells you cast cost less to cast.

Sandsteppe Citadel enters tapped.

: Add , , or .

: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on this creature and you gain 1 life.