Put a +1/+1 counter on target creature you control if it's legendary. Then it fights target creature an opponent controls. (Each deals damage equal to its power to the other.)

Destroy target artifact. Flashback {G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

This spell costs {3} less to cast if you control a creature with power 4 or greater. Change the target of target spell or ability with a single target.

Double target creature's power until end of turn. Flashback {4}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Escalate {G} (Pay this cost for each mode chosen beyond the first.) Choose one or more — • Destroy target artifact. • Destroy target enchantment. • Target creature gains hexproof and indestructible until end of turn.

Creatures without flying can't block this turn.

Put a +1/+1 counter on target creature you control. It gains reach, trample, hexproof, and indestructible until end of turn. (It can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

Put a +1/+1 counter, a reach counter, and a deathtouch counter on target creature. Untap it.

Choose one — • Creatures without flying can't block this turn. • Gain control of all permanents you own. • Gruul Charm deals 3 damage to each creature with flying.

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

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

Target creature you control with a +1/+1 counter on it fights target creature an opponent controls. (Each deals damage equal to its power to the other.)

Target creature you control gets +3/+3 and gains trample, hexproof, and indestructible until end of turn.

Target creature you control fights another target creature. (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.)

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.")

Target multicolored creature gains double strike until end of turn. Draw a card.

Target creature you control gets +1/+0 until end of turn. Then it deals damage equal to its power to target creature you don't control.

Target creature you control deals damage equal to its power to target creature you don't control. If the creature you control has trample, excess damage is dealt to that creature's controller instead.

Choose one — • Draw cards equal to the greatest power among non-Human creatures you control. • Non-Human creatures you control get +3/+3 until end of turn.

Put a +1/+1 counter on target creature you control. It gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

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

Target permanent you control gains hexproof and indestructible until end of turn. You gain 2 life. (A permanent with hexproof and indestructible can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

Target creature gains double strike until end of turn. Ferocious — That creature also gains trample until end of turn if you control a creature with power 4 or greater.

This spell costs {1} less to cast if it targets a creature you control with a +1/+1 counter on it. 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 and gains hexproof and indestructible until end of turn. (A creature with hexproof and indestructible can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)

Double the power of target creature until end of turn.

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

Green spells you cast cost {1} less to cast.

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

Whenever equipped creature attacks, it deals damage equal to its power to the player or planeswalker it's attacking. Equip {3}

Equipped creature has trample and "Whenever this creature deals combat damage to a player, put that many +1/+1 counters on it." Equip {2}

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

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

This land enters tapped unless you control two or fewer other lands. {T}: Add {R} or {G}.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {G}.)

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} or {G}.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {R}{G}.

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

({T}: Add {R}.)

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

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

({T}: Add {R} or {G}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add {C}. {R}{G}, {T}: Target creature gets +1/+1 and gains trample until end of turn.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {R} or {G}.

During your turn, commanders you control have indestructible. (Effects that say "destroy" don't destroy them. A creature with indestructible can't be destroyed by damage.) Partner (You can have two commanders if both have partner.)

When this creature enters, put a +1/+1 counter on target creature. Each creature you control with a +1/+1 counter on it has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)

{T}: Add {G}.

Whenever a player casts a spell, you may put a +1/+1 counter on this creature. At the beginning of your upkeep, you may move any number of +1/+1 counters from this creature onto other creatures.

{T}: Add {G}.

Each spell you cast that's red or green costs {1} less to cast.

Other creatures have "Whenever this creature attacks, you may have it fight Grothama, All-Devouring." When Grothama leaves the battlefield, each player draws cards equal to the amount of damage dealt to Grothama this turn by sources they controlled.

First strike (This creature deals combat damage before creatures without first strike.) Reach (This creature can block creatures with flying.) At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is Halana and Alena's power. That creature gains haste until end of turn.

Reach Whenever another creature you control enters, you may pay {2}. When you do, that creature deals damage equal to its power to target creature. Partner (You can have two commanders if both have partner.)

Whenever a commander you control deals combat damage to an opponent, it deals that much damage to each other opponent. Partner (You can have two commanders if both have partner.)

+1: Look at the top card of your library. If it's a creature card, you may reveal it and put it into your hand. −2: Target creature you control fights another target creature. −7: You get an emblem with "Creatures you control have double strike, trample, hexproof, and haste."

Attacking creatures you control have double strike.

Flash Enchant creature Enchanted creature gets +2/+2 and has trample.

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.

(Gain the next level as a sorcery to add its ability.) When this Class enters, target creature you control deals damage equal to its power to target creature you don't control. {1}{G}: Level 2 Whenever you attack, target attacking creature gets +1/+0 and gains trample until end of turn. {3}{G}: Level 3 At the beginning of your end step, if you control a creature with power 4 or greater, draw a card.

Enchant creature Enchanted creature gets +2/+0 and has trample. When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

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.)

Whenever a creature you control is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)

Whenever a creature you control enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) Whenever you cast a spell that targets a creature you control, draw a card.

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.)

Target creature you control deals damage equal to its power to each other creature and each opponent.

Target creature you control deals damage equal to its power to another target creature. If excess damage was dealt this way, discover X, where X is that excess damage. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

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

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.)