Menace Greven gets +X/+0, where X is the amount of life you've lost this turn. Whenever Greven attacks, you may sacrifice another creature. If you do, you draw cards equal to that creature's power and you lose life equal to that creature's toughness.

({R/P} can be paid with either {R} or 2 life.) Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

Target creature gets +2/+1 until end of turn. If it's legendary, it also gains lifelink until end of turn.

Target creature gets +3/+0 and gains lifelink until end of turn. Regenerate it. (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)

Exile all creature cards from target player's graveyard. You gain 3 life for each card exiled this way.

Add {B}{B}{B}.

Target creature you control deals damage equal to its power to any target.

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Target creature gets +1/+0 and gains infect until end of turn. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Target creature gets -1/-1 until end of turn. Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

Target creature gets +1/+1 and gains double strike until end of turn.

Equipped creature gets +3/+0. As long as equipped creature is a Human, it has lifelink. Equip {3}

Equipped creature has first strike, trample, and haste. Equip {1}

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

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

Imprint — Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with this artifact to its owner's graveyard. {3}, {T}: Create a token that's a copy of a card exiled with this artifact. It gains haste. Exile it at the beginning of the next end step.

({T}: Add {R}.)

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

This creature attacks each combat if able. Whenever this creature attacks, discard your hand, then draw three cards. Madness {1}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Haste (This creature can attack and {T} as soon as it comes under your control.) At the beginning of the end step, sacrifice this creature.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Haste (This creature can attack and {T} as soon as it comes under your control.) At the beginning of the end step, sacrifice this creature.

Defender (This creature can't attack.)

Trample At the beginning of your upkeep, sacrifice this creature unless you sacrifice two lands.

Trample This creature enters with X +1/+1 counters on it, where X is the total life lost by your opponents this turn.

{2}{R}, {T}: Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.

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.) When this creature enters, destroy target artifact.

Trample, haste Whenever this creature deals combat damage to a player, that player discards two cards. At the beginning of the end step, sacrifice this creature.

Menace (This creature can't be blocked except by two or more creatures.) Lieutenant — At the beginning of combat on your turn, if you control your commander, each opponent loses 3 life.

{1}{R}, {T}, Sacrifice this creature: Each player discards their hand, then draws seven cards.

Whenever this creature attacks, create a 2/1 black Warrior creature token. Dash {3}{B} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Flying At the beginning of your upkeep, each opponent draws a card.

When this creature enters, up to X target creatures each gain intimidate and haste until end of turn, where X is your devotion to black. (A creature with intimidate can't be blocked except by artifact creatures and/or creatures that share a color with it. Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Cumulative upkeep—Sacrifice a creature. (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.)

At the beginning of your upkeep, you lose 2 life. Dash {2}{B}{B} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Defender, flying {1}{R}: Target creature attacks this turn if able.

Whenever this creature deals damage to an opponent, sacrifice a land.

This creature can't block. Unearth {B}{R} ({B}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Haste Whenever another creature you control dies, it deals damage equal to its power to target player or planeswalker.

Haste This creature has trample as long as it has a -1/-1 counter on it. Persist (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.)

Trample, haste At the beginning of the end step, return this creature to its owner's hand. (Return it only if it's on the battlefield.) Cycling {R} ({R}, Discard this card: Draw a card.)

Defender (This creature can't attack.) Pay 1 life: This creature gets +1/+1 until end of turn.

Haste 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.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

Target creature gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

Until end of turn, gain control of target creature and it gains haste. Untap and goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Target player loses X life and you gain X life, where X is the greatest power among creatures you control.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Each player loses half their life, then discards half the cards in their hand, then sacrifices half the creatures they control of their choice. Round up each time.

Gain control of target creature until end of turn. Put a +1/+1 counter on it and untap it. That creature gains haste until end of turn. (It can attack and {T} this turn.)

For each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

As an additional cost to cast this spell, discard X cards. Nahiri's Wrath deals damage equal to the total mana value of the discarded cards to each of up to X target creatures and/or planeswalkers.

As an additional cost to cast this spell, sacrifice a creature. Thud deals damage equal to the sacrificed creature's power to any target.

Whenever a creature you control attacks, it gets +2/+0 until end of turn and this enchantment deals 1 damage to you. Hellbent — As long as you have no cards in hand, if a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Flash If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Enchant Mountain {2}: Enchanted Mountain becomes a 6/1 red Spirit creature until end of turn. It's still a land. When enchanted Mountain is put into a graveyard, you may return this card from your graveyard to your hand.

At the beginning of combat on your turn, you may have target creature you control get +2/+0 and gain haste until end of turn. If you do, sacrifice it at the beginning of the next end step.

Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

Whenever a source you control deals damage to an opponent, you may put a quest counter on this enchantment. Remove four quest counters from this enchantment and sacrifice it: If any source you control would deal damage to a permanent or player this turn, it deals double that damage to that permanent or player instead.