Whenever a creature you control enters this turn, put a +1/+1 counter on it and it gains haste until end of turn. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Whenever another green creature you control enters, put a +1/+1 counter on target creature.

{1}, Sacrifice a creature: Exile the top card of your library. You may play that card this turn. (You still pay its costs. You can play a land this way only if you have an available land play remaining.)

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.)

As an additional cost to cast this spell, discard a card. Draw two cards.

As an additional cost to cast this spell, discard a card. Draw two cards.

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

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

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

When this land enters, sacrifice it. When you do, search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

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

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

({T}: Add {G}.)

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

({T}: Add {R}.)

{T}: Add {C}. {1}, {T}, Sacrifice this land: Search your library for a basic Mountain, Forest, or Plains card, put it 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}.)

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

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

{T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Enchant creature Enchanted creature gets +1/+1 for each creature you control. Cycling {G/W} ({G/W}, Discard this card: Draw a card.)

{T}: Untap target Forest.

Reach When this creature enters, you may put a land card from your hand onto the battlefield tapped.

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

Sacrifice a creature: Add {C}{C}.

{T}: Add {W}.

{T}: Add {C}.

Enchant artifact or creature As long as enchanted permanent is a creature, it gets +1/+3 and has reach and "{T}: Add {G}{G}." Channel — {1}{G}, Discard this card: Create a 1/1 green Human Monk creature token with "{T}: Add {G}."

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.

{T}: Add {G}. Put a -1/-1 counter on this creature: Untap this creature.

{T}: Add {R}, {G}, or {W}.

{T}: Add {G}.

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

{T}: Add {G}.

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

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

If you have no land cards in hand, you may reveal your hand rather than pay this spell's mana cost. Search your library for a Forest card, reveal that card, put it into your hand, then shuffle.

{T}: Add {G}.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

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

Exile this card from your hand: Add {R}.

Sacrifice a Goblin: Add {R}.

Search your library for up to two Forest cards, put them onto the battlefield, then shuffle.

{T}: Add {G}. {1}: Add {R} or {W}.

Stonework Packbeast is also a Cleric, Rogue, Warrior, and Wizard. {2}: Add one mana of any color.

You have no maximum hand size. {T}: Add {C}.

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

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

When this creature enters, return target instant or sorcery card from your graveyard to your hand.

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

Sacrifice this creature: It deals damage equal to its power to target creature with flying. 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.)

Electrickery deals 1 damage to target creature you don't control. Overload {1}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Fiery Cannonade deals 2 damage to each non-Pirate creature.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Lightning Bolt deals 3 damage to any target.

Counter target spell unless its controller pays {1}.

Changeling (This card is every creature type.) When this creature enters, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

Destroy target artifact or enchantment with mana value 3 or less.

Sacrifice another creature: Until end of turn, this creature becomes a Dragon with base power and toughness 4/4, flying, and haste.

When this creature enters, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

When this creature enters, you may search your library for an Aura card, reveal it, put it into your hand, then shuffle.

When this creature enters, you may search your library for an Aura or Shrine card, reveal it, put it into your hand, then shuffle.

When this creature enters, you may search your library for an Aura card, reveal it, put it into your hand, then shuffle.

Whenever another creature enters, untap this creature.