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

({T}: Add {G} or {W}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {R} or {G}.) This land enters tapped unless you control two or more basic lands.

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 one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

As this land enters, you may reveal a Forest or Plains card from your hand. If you don't, this land enters tapped. {T}: Add {G} or {W}.

As this land enters, you may reveal a Mountain or Plains card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {W}.

As this land enters, you may reveal a Mountain or Forest card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {G}.

This land enters tapped. {T}: Add {R}, {G}, or {W}.

{T}: Add {C}. {X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This land enters tapped. {T}: Add {G}. {G}, {T}: You may play the exiled card without paying its mana cost if creatures you control have total power 10 or greater.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

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

Choose one — • Search your library for a basic land card, reveal it, put it into your hand, then shuffle. • Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

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

Choose two — • Prevent all damage target instant or sorcery spell would deal this turn. • Target player sacrifices an enchantment of their choice. • Put a +1/+1 counter on target creature. • Target creature you control fights target creature you don't control.

Choose target creature you control and target creature you don't control. If the creature you control entered this turn, put a +1/+1 counter on it. Then those creatures fight each other.

Enrage — Whenever this creature is dealt damage, it deals 5 damage to target creature an opponent controls.

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Target creature you control gets +X/+X until end of turn. Then it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.) Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever this creature attacks, it deals 1 damage to any target.

Target creature you control gets +2/+2 until end of turn if its power is 2. Then it fights target creature you don't control. (Each deals damage equal to its power to the other.)

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

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}

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.

Whenever this creature is dealt damage, it deals that much damage to each player.

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.)

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}

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

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.

Whenever a creature attacks, this artifact deals 1 damage to it.

{T}: This creature deals 1 damage to each other creature without flying.

When this creature enters, you may search your library for a Dinosaur card, reveal it, then shuffle and put that card on top. Whenever a Dinosaur you control enters, you may have this creature deal 1 damage to each creature.

{T}: This creature deals 1 damage to target creature that was dealt damage this turn.

Rile deals 1 damage to target creature you control. That creature gains trample until end of turn. Draw a card.

Whenever this creature is dealt damage, you may create that many 1/1 green Insect creature tokens. Morph {2}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Defender (This creature can't attack.) Whenever this creature is dealt damage, create that many 1/1 green Insect creature tokens with flying and deathtouch. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

Whenever this creature is dealt damage, you may create that many 1/1 green Insect creature tokens.

Reach, hexproof from blue Whenever this creature is dealt damage, you gain 1 life and create a 1/1 green Saproling creature token.

Enrage — Whenever this creature is dealt damage, put a +1/+1 counter on each other creature you control.

This creature enters with X +1/+1 counters on it. This creature can't be blocked by more than one creature. Whenever this creature is dealt damage, put that many +1/+1 counters on it. (It must survive the damage to get the counters.)

Enrage — Whenever this creature is dealt damage, put two +1/+1 counters on it. (It must survive the damage to get the counters.)

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn.

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).

Flying, vigilance You have hexproof. Whenever this creature is dealt damage, you gain that much life.

Creature spells you control can't be countered. Nontoken creatures you control have riot. (They enter with your choice of a +1/+1 counter or haste.)

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Whenever a creature is dealt damage, its controller may exile that many cards from the top of their library. They may play those cards until the end of their next turn.

Haste Feldon can't block. Whenever Feldon is dealt damage, exile that many cards from the top of your library. Choose one of them. Until the end of your next turn, you may play that card.

Defender, flying Whenever this creature is dealt damage, you and target opponent each draw a card.

When this enchantment enters, if you control a creature with power 4 or greater, draw a card. Creatures you control have trample. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.) Whenever a creature you control with power 4 or greater enters, draw a card.

Choose target creature you control. Whenever that creature deals combat damage to a player or planeswalker this turn, draw that many cards.

Enrage — Whenever this creature is dealt damage, draw a card.

Draw cards equal to the greatest power among creatures you control. You may cast a spell with mana value 5 or less from your hand without paying its mana cost.

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

Enrage — Whenever this creature is dealt damage, untap target permanent.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of each of your main phases, add {G}{G}. • Dragons — Whenever a creature you control with flying enters, you may have it fight target creature you don't control.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Whenever one or more Dinosaurs you control attack, create that many Treasure tokens. Whenever you cast an artifact spell, create a 3/1 red Dinosaur creature token. This ability triggers only once each turn.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Enrage — Whenever this creature is dealt damage, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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