Arixmethes, Slumbering Isle enters the battlefield tapped with five slumber counters on it. As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.) Whenever you cast a spell, you may remove a slumber counter from Arixmethes. {T}: Add {G}{U}.

Flying, trample Whenever a Dragon you control attacks, it gains double strike until end of turn.

{T}: Add {W}.

Whenever you cast a creature spell, draw a card.

Flying {T}: Add one mana of any color.

Flying When Bladewing the Risen enters the battlefield, you may return target Dragon permanent card from your graveyard to the battlefield. {B}{R}: Dragon creatures get +1/+1 until end of turn.

{T}: For each color among permanents you control, add one mana of that color.

Haste When Craterhoof Behemoth enters the battlefield, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

When Dawnglade Regent enters the battlefield, you become the monarch. As long as you're the monarch, permanents you control have hexproof.

{T}: Add {G}. Put a -1/-1 counter on Devoted Druid: Untap Devoted Druid.

Flying, haste Other creatures you control have haste. Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard, that player loses 10 life.

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

{T}: Add {G}.

Vigilance, trample, haste When End-Raze Forerunners enters the battlefield, other creatures you control get +2/+2 and gain vigilance and trample until end of turn.

{T}: Add {G}.

Flash Flying When Glorious Protector enters the battlefield, you may exile any number of non-Angel creatures you control until Glorious Protector leaves the battlefield. Foretell {2}{W}

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.) As long as Honored Hierarch is renowned, it has vigilance and "{T}: Add one mana of any color."

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {B}, {R}, or {G}.

{T}: Add one mana of any color. If you control a creature with power 4 or greater, add two mana of any one color instead.

{T}: Add one mana of any type that a land you control could produce. If Incubation Druid has a +1/+1 counter on it, add three mana of that type instead. {3}{G}{G}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

Creatures you control have vigilance and "{T}: Add one mana of any color. Spend this mana only to cast a creature spell." Whenever you cast a creature spell, if three or more mana from creatures was spent to cast it, draw a card.

Companion — No card in your starting deck has more than one of the same mana symbol in its mana cost. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) {T}: Add {W}{U}{B}{R}{G}. This mana can't be spent to pay generic mana costs.

At the beginning of combat on your turn, creatures you control get +3/+3 and gain trample until end of turn. {1}{G}: Until end of turn, target land you control becomes a 1/1 Elemental creature with vigilance, indestructible, and haste. It's still a land. Partner (You can have two commanders if both have partner.)

Protection from Werewolves Human creatures you control have "{T}: Add one mana of any of this creature's colors." {4}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

{T}: Add {G}.

{T}: Add one mana of any color. {T}: Target land you control becomes a 3/3 Elemental creature with haste until end of turn. It's still a land. Activate only as a sorcery.

{T}: Add {G}{G}{G}.

Whenever another Elf enters the battlefield under your control, put a +1/+1 counter on Marwyn, the Nurturer. {T}: Add an amount of {G} equal to Marwyn's power.

This spell can't be countered. You have no maximum hand size. Whenever an opponent casts a noncreature spell, draw a card. Discard three cards: Exile Nezahal, Primal Tide. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {G}, {W}, or {U}.

Each creature you control with a mana ability gets +2/+2. Whenever a creature you control with a mana ability attacks, untap it. Whenever you cast a spell, if at least seven mana was spent to cast it, untap target creature. It gets +7/+7 and gains trample until end of turn.

{T}: Add {G}, {U}, or {R}. Morph {2} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Rattleclaw Mystic is turned face up, add {G}{U}{R}.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Vigilance, reach Ruric Thar, the Unbowed attacks each combat if able. Whenever a player casts a noncreature spell, Ruric Thar deals 6 damage to that player.

If you would draw a card, instead reveal the top three cards of your library. Put all creature cards revealed this way into your hand and the rest on the bottom of your library in any order.

Flash Double strike, vigilance, haste Other creatures you control have haste. {W}, {T}: Untap another target creature.

Parley — {T}: Each player reveals the top card of their library. For each nonland card revealed this way, add {G} and you gain 1 life. Then each player draws a card.

Whenever another creature enters the battlefield, its controller may draw a card if its power is greater than each other creature's power. {G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.

{T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells. Formidable — {9}{G}{G}, {T}: Each player's life total becomes the number of creatures they control. Activate only if creatures you control have total power 8 or greater.

Defender, hexproof {T}: Add one mana of any color.

Flying, double strike When Terror of Mount Velus enters the battlefield, creatures you control gain double strike until end of turn.

Eminence — As long as The Ur-Dragon is in the command zone or on the battlefield, other Dragon spells you cast cost {1} less to cast. Flying Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand onto the battlefield.

Flying When Tiamat enters the battlefield, if you cast it, search your library for up to five Dragon cards not named Tiamat that each have different names, reveal them, put them into your hand, then shuffle.

{T}: Add {B}, {G}, or {U}.

Flying Whenever a Dragon you control attacks, create a 6/6 red Dragon creature token with flying.

Whenever a creature enters the battlefield under your control, you may destroy target artifact or enchantment.

If Leyline of Abundance is in your opening hand, you may begin the game with it on the battlefield. Whenever you tap a creature for mana, add an additional {G}. {6}{G}{G}: Put a +1/+1 counter on each creature you control.

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

Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose any target, then choose another target for each time this spell was kicked. Comet Storm deals X damage to each of them.

If you control a commander, you may cast this spell without paying its mana cost. Creatures you control gain indestructible until end of turn.

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

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

Exile any number of target creatures and/or planeswalkers you control. At the beginning of the next end step, return each of them to the battlefield under its owner's control. Each of them enters the battlefield with an additional +1/+1 counter on it if it's a creature and an additional loyalty counter on it if it's a planeswalker.

{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.)

({T}: Add {G} or {W}.) Canopy Vista enters the battlefield tapped unless you control two or more basic lands.

Castle Embereth enters the battlefield tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

({T}: Add {R} or {G}.) Cinder Glade enters the battlefield tapped unless you control two or more basic lands.

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

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

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

({T}: Add {G}.)

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

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

{T}: Add {C}. {2}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

{T}: Add {U}. {U}, {T}: Untap target legendary permanent.

({T}: Add {R}.)

({T}: Add {W}.)

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

Rootbound Crag enters the battlefield tapped unless you control a Mountain or a Forest. {T}: Add {R} or {G}.

({T}: Add {B}.)

({T}: Add {G} or {W}.) As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

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

Exile the top seven cards of your library. Until end of turn, you may cast spells from among them. If this spell was cast from your hand, add ten mana of any one color.

Return any number of permanent cards with different names from your graveyard to the battlefield.

Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn.

Destroy all nonland permanents.

Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card.