Akoum Refuge enters the battlefield tapped.

When Akoum Refuge enters the battlefield, you gain 1 life.

{T}: Add {B} or {R}.

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

Flying

At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

{T}: Flip a coin. If you win the flip, destroy all nonland permanents.

Breath of Malfegor deals 5 damage to each opponent.

Cinder Barrens enters the battlefield tapped.

{T}: Add {B} or {R}.

Goad all creatures you don't control. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Earthquake deals X damage to each creature without flying and each player.

Indestructible

As long as your devotion to black is less than five, Erebos isn't a creature. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Your opponents can't gain life.

{1}{B}, Pay 2 life: Draw a card.

Whenever an opponent loses life, you gain that much life.

Choose three. You may choose the same mode more than once.

• Fiery Confluence deals 1 damage to each creature.

• Fiery Confluence deals 2 damage to each opponent.

• Destroy target artifact.

{T}: Add {C}.

{2}, {T}: Each player draws a card, then discards a card.

Flying, haste

You may exert Glorybringer as it attacks. When you do, it deals 4 damage to target non-Dragon creature an opponent controls. (An exerted creature won't untap during your next untap step.)

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.

Equip {2}

{T}: Add {C}.

{B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

As an additional cost to cast this spell, sacrifice all permanents you control and discard your hand.

Target player loses 5 life.

Haste; fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Whenever Lightning Reaver deals combat damage to a player, put a charge counter on it.

At the beginning of your end step, Lightning Reaver deals damage equal to the number of charge counters on it to each opponent.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Spinerock Knoll enters the battlefield tapped.

{T}: Add {R}.

{R}, {T}: You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

Each land is a Swamp in addition to its other land types.