Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, put a +1/+1 counter on this creature. It gains deathtouch and indestructible until end of turn."

At the beginning of your first main phase, add for each charge counter on Altar of Shadows.

, : Destroy target creature. Then put a charge counter on Altar of Shadows.

Until end of turn, target creature gets +1/+0 and gains indestructible. (Damage and effects that say "destroy" don't destroy it.)

The first nonlegendary artifact spell you cast each turn has casualty 2. (As you cast it, you may sacrifice a creature with power 2 or greater. When you do, copy it. A copy of an artifact spell becomes a token.)

Whenever you sacrifice another creature, put a +1/+1 counter on Ashad, the Lone Cyberman.

When Author of Shadows enters, exile all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

: Cinder Shade gets +1/+1 until end of turn.

, Sacrifice Cinder Shade: It deals damage equal to its power to target creature.

, Exile a creature you control: Put a storage counter on City of Shadows.

: Add for each storage counter on City of Shadows.

Dakkon, Shadow Slayer enters with a number of loyalty counters on him equal to the number of lands you control.

+1: Surveil 2.

−3: Exile target creature.

−6: You may put an artifact card from your hand or graveyard onto the battlefield.

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel, Rogue Shadowmage deals 2 damage to them.

−1: Target player discards a card.

Death's Shadow gets -X/-X, where X is your life total.

+2: Up to one target legendary creature gains vigilance, lifelink, and indestructible until your next turn.

−3: Reveal the top four cards of your library. Put any number of legendary cards from among them into your hand and the rest into your graveyard. Create a Treasure token for each card put into your graveyard this way.

−11: Gain control of all nonland permanents until end of turn. Untap them. They gain haste until end of turn.

Dihada, Binder of Wills can be your commander.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

: Dread Shade gets +1/+1 until end of turn.

Flying

: Dungeon Shade gets +1/+1 until end of turn.

: Add . Elves of Deep Shadow deals 1 damage to you.

: Evernight Shade gets +1/+1 until end of turn.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Flying

Whenever a nontoken creature you control enters, you may pay . If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

: Frozen Shade gets +1/+1 until end of turn.

Protection from permanents with corruption counters on them

+1: Each opponent loses 2 life and you gain 2 life. Put a corruption counter on up to one other target creature or planeswalker.

−3: Gain control of target creature or planeswalker until end of turn. Untap it and put a corruption counter on it. It gains haste until end of turn.

−7: Gain control of each permanent with a corruption counter on it.

Whenever Hada Freeblade or another Ally you control enters, you may put a +1/+1 counter on Hada Freeblade.

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control. Then if that creature has three or more +1/+1 counters on it, transform Hadana's Climb.

: Hoar Shade gets +1/+1 until end of turn.

At the beginning of your end step, if an artifact or creature was put into a graveyard from the battlefield this turn, put a +1/+1 counter on Ichor Shade.

As Jihad enters, choose a color and an opponent.

White creatures get +2/+1 as long as the chosen player controls a nontoken permanent of the chosen color.

When the chosen player controls no nontoken permanents of the chosen color, sacrifice Jihad.

Whenever one or more creatures you control deal combat damage to a player, you may return one of them to its owner's hand. If you do, you may activate loyalty abilities of Kaito twice this turn rather than only once.

+1: Up to one target creature can't attack or block until your next turn.

0: Draw a card.

−2: Create a 2/2 colorless Drone artifact creature token with deathtouch and "When this creature leaves the battlefield, each opponent loses 2 life and you gain 2 life."

Target creature deals damage to itself equal to its power.

When Liliana's Shade enters, you may search your library for a Swamp card, reveal it, put it into your hand, then shuffle.

: Liliana's Shade gets +1/+1 until end of turn.

At the beginning of your end step, create a Treasure token for each creature that died this turn. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

: Add .

: Untap target attacking creature with shadow. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

If a creature an opponent controls would die, exile it instead.

: Misery's Shadow gets +1/+1 until end of turn.

: Nantuko Shade gets +1/+1 until end of turn.

Haste

At the beginning of your upkeep, if Nether Shadow is in your graveyard with three or more creature cards above it, you may put Nether Shadow onto the battlefield.

First strike

When Nightshade Assassin enters, you may reveal X black cards in your hand. If you do, target creature gets -X/-X until end of turn.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Whenever a land an opponent controls enters, that player loses 1 life. Put a +1/+1 counter on Nightshade Harvester.

Flying

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Nightshade Schemers, you may reveal it. If you do, each opponent loses 2 life.

Flying

Nightshade Stinger can't block.

Landfall — Whenever a land you control enters, put a loyalty counter on Nissa of Shadowed Boughs.

+1: Untap target land you control. You may have it become a 3/3 Elemental creature with haste and menace until end of turn. It's still a land.

−5: You may put a creature card with mana value less than or equal to the number of lands you control onto the battlefield from your hand or graveyard with two +1/+1 counters on it.

: Perilous Shadow gets +2/+2 until end of turn.

Flying

Rishadan Airship can block only creatures with flying.

When Rishadan Cutpurse enters, each opponent sacrifices a permanent of their choice unless they pay .

When Rishadan Footpad enters, each opponent sacrifices a permanent of their choice unless they pay .

: Add .

, : Tap target land.

: Shade of Trokair gets +1/+1 until end of turn.

Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Enchant creature

Enchanted creature has ": This creature gets +1/+1 until end of turn."

When enchanted creature dies, return that card to the battlefield under your control.

Whenever another black creature you control enters, target creature gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

, : Put target creature you control on top of its owner's library.

, : Shadow Guildmage deals 1 damage to any target and 1 damage to you.

Flash

At the beginning of your upkeep, each player mills three cards. You may exile a creature card from among the cards milled this way. If you do, Shadow Kin becomes a copy of that card, except it has this ability.

( can be paid with either or .)

Players can't search libraries this turn.

Draw a card.

Exile all creature cards from target player's graveyard. You may cast spells from among those cards for as long as they remain exiled, and mana of any type can be spent to cast them.