({T}: Add {R} or {W}.) This land enters tapped.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

This land enters tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

{T}: Add one mana of any color in your commander's color identity.

({T}: Add {R} or {W}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

{T}: Add {C}. {R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

({T}: Add {R} or {W}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {R} or {W}.) This land enters tapped.

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

({T}: Add {R}.)

({T}: Add {W}.)

This land enters tapped unless you have two or more opponents. {T}: Add {R} or {W}.

This land enters tapped. Whenever a Mountain you control enters, if you control at least five other Mountains, you may have this land deal 3 damage to any target. {T}: Add {R}.

{T}: Add one mana of any color in your commander's color identity.

({S} can be paid with one mana from a snow source.) When this artifact enters, draw a card. {1}, {T}: Add one mana of any color.

Equipped creature has deathtouch and lifelink. (Any amount of damage it deals to a creature is enough to destroy it. Damage dealt by this creature also causes you to gain that much life.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +1/+0 for each opponent you have. Whenever equipped creature is dealt damage, it deals that much damage to any target. Equip {4}

{1}, {T}: Add {R}{W}.

Indestructible Equipped creature has indestructible. Equip {2}

Equipped creature gets +2/+0 and has reach. Whenever equipped creature is dealt damage, it deals damage equal to its power to target player or planeswalker. Equip {2}{R}

Flash Indestructible When Mithril Coat enters, attach it to target legendary creature you control. Equipped creature has indestructible. Equip {3}

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

{T}: Add {C}{C}.

{T}: Add {C}. {T}: Add {R} or {W}. This artifact deals 1 damage to you.

{T}: Ben-Ben deals damage to target attacking creature equal to the number of untapped Mountains you control.

Whenever this creature is dealt damage, it deals that much damage to any target. {R/W}: This creature gains first strike until end of turn.

Indestructible Whenever this creature is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: This creature fights another target creature.

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.) Whenever Donna Noble or a creature it's paired with is dealt damage, Donna Noble deals that much damage to target opponent. Doctor's companion (You can have two commanders if the other is the Doctor.)

Whenever this creature is dealt damage, it deals that much damage to target opponent or planeswalker.

Haste Whenever this creature is dealt damage, it deals that much damage to any other target. If a player is dealt damage this way, they can't gain life for the rest of the game.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

Whenever this creature is dealt damage, it deals that much damage to any target.

Indestructible As this creature enters, choose a player. Whenever this creature is dealt damage, it deals that much damage to the chosen player. {T}: This creature deals 1 damage to itself.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Whenever this creature is dealt damage, it deals that much damage to target player.

This creature has echo {X}, where X is your life total. (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, it deals an amount of damage of your choice to you and target creature. The damage can't be prevented.

Trample Whenever a Dinosaur you control is dealt damage, it deals that much damage to any target that isn't a Dinosaur.

Put two +1/+1 counters on target creature. It gains vigilance, trample, lifelink, indestructible, and haste until end of turn. Flashback {2}{R}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

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.)

Destroy target land. Into the Maw of Hell deals 13 damage to target creature.

Roast deals 5 damage to target creature without flying.

Rockslide Ambush deals damage to target creature equal to the number of Mountains you control.

Scorching Shot deals 5 damage to target creature.

Shivan Meteor deals 13 damage to target creature. Suspend 2—{1}{R}{R} (Rather than cast this card from your hand, you may pay {1}{R}{R} and exile it with two 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.)

Spitting Earth deals damage to target creature equal to the number of Mountains you control.

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

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

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

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

Enchant creature Whenever enchanted creature deals damage, this Aura deals that much damage to that creature.

Enchant permanent Enchanted permanent has indestructible. (Effects that say "destroy" don't destroy that permanent. A creature with indestructible can't be destroyed by damage.)

Enchant creature All damage that would be dealt to you is dealt to enchanted creature instead.

Enchant creature Enchanted creature has indestructible. Whenever a creature enters, you may attach this Aura to that creature.

You may cast this spell as though it had flash if it targets a commander. Enchant creature Enchanted creature has indestructible.

Choose target creature. Whenever that creature is dealt damage this turn, it deals that much damage to each other creature and each player.

Chandra's Defeat deals 5 damage to target red creature or red planeswalker. If that permanent is a Chandra planeswalker, you may discard a card. If you do, draw a card.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Choose a creature or planeswalker you control. All damage that would be dealt this turn to you and permanents you control is dealt to the chosen permanent instead (if it's still on the battlefield).

Lightning Bolt deals 3 damage to any target.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

Skred deals damage to target creature equal to the number of snow permanents you control.

Exile target creature. Its controller gains life equal to its power.