Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

As Door of Destinies enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies. Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.

As Greymond, Avacyn's Stalwart enters the battlefield, choose two abilities from among first strike, vigilance, and lifelink. Humans you control have each of the chosen abilities. As long as you control four or more Humans, Humans you control get +2/+2.

Lifelink When Intrepid Adversary enters the battlefield, you may pay {1}{W} any number of times. When you pay this cost one or more times, put that many valor counters on Intrepid Adversary. Creatures you control get +1/+1 for each valor counter on Intrepid Adversary.

As Kindred Boon enters the battlefield, choose a creature type. {1}{W}: Put a divinity counter on target creature you control of the chosen type. Each creature you control with a divinity counter on it has indestructible.

Mikaeus, the Lunarch enters the battlefield with X +1/+1 counters on it. {T}: Put a +1/+1 counter on Mikaeus. {T}, Remove a +1/+1 counter from Mikaeus: Put a +1/+1 counter on each other creature you control.

Changeling (This card is every creature type.) {X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

(Gain the next level as a sorcery to add its ability.) Spells your opponents cast during your turn cost {1} more to cast. {2}{W}: Level 2 Creatures you control get +1/+1. {4}{W}: Level 3 Whenever you attack, until end of turn, target attacking creature gets +1/+1 for each other attacking creature and gains double strike.

Humans you control get +1/+1. {2}, Tap two untapped Humans you control: Tap target creature an opponent controls.

When Thalia's Lieutenant enters the battlefield, put a +1/+1 counter on each other Human you control. Whenever another Human enters the battlefield under your control, put a +1/+1 counter on Thalia's Lieutenant.

As Vanquisher's Banner enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. Whenever you cast a creature spell of the chosen type, draw a card.

Creatures you control have flying. Creatures your opponents control lose flying and can't have or gain flying.

Double strike Whenever Avenging Huntbonder attacks, put a double strike counter on another target attacking creature.

Battalion — Whenever Frontline Medic and at least two other creatures attack, creatures you control gain indestructible until end of turn. Sacrifice Frontline Medic: Counter target spell with {X} in its mana cost unless its controller pays {3}.

When Keeper of Keys enters the battlefield, you become the monarch. At the beginning of your upkeep, if you're the monarch, creatures you control can't be blocked this turn.

Creatures you control can't be blocked except by legendary creatures. Whenever one or more creatures you control deal combat damage to a player, venture into the dungeon. (Enter the first room or advance to the next room.)

First strike (This creature deals combat damage before creatures without first strike.) Whenever Odric, Master Tactician and at least three other creatures attack, you choose which creatures block this combat and how those creatures block.

Whenever Pianna, Nomad Captain attacks, attacking creatures get +1/+1 until end of turn.

{T}: Gain control of target creature with power less than or equal to the number of creatures you control.

{T}, Tap two untapped Humans you control: Exile target artifact or enchantment.

{1}{W}, {T}, Discard a card: Destroy target artifact or enchantment.

When Exclusion Mage enters the battlefield, return target creature an opponent controls to its owner's hand.

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

{W}{U}, {T}: Put a bribery counter on target creature you don't control. Its controller draws a card. Creatures with bribery counters on them can't attack or block.

Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

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

Choose a creature type. If you control more creatures of that type than each other player, you gain control of all creatures of that type. (This effect lasts indefinitely.)

As Scheming Fence enters the battlefield, you may choose a nonland permanent. Activated abilities of the chosen permanent can't be activated. Scheming Fence has all activated abilities of the chosen permanent except for loyalty abilities. You may spend mana as though it were mana of any color to activate those abilities.

Flying When Cloudblazer enters the battlefield, you gain 2 life and draw two cards.

Daxos of Meletis can't be blocked by creatures with power 3 or greater. Whenever Daxos of Meletis deals combat damage to a player, exile the top card of that player's library. You gain life equal to that card's mana value. Until end of turn, you may cast that card and you may spend mana as though it were mana of any color to cast that spell.

Choose a creature type. Draw a card for each permanent you control of that type.

Skulk (This creature can't be blocked by creatures with greater power.) Whenever Gregor, Shrewd Magistrate deals combat damage to a player, draw cards equal to its power.

As Kindred Discovery enters the battlefield, choose a creature type. Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.

Whenever a player draws their second card during their turn, you draw a card. Whenever a player casts their second spell during their turn, you create a 2/2 white Knight creature token.

First strike You may look at the top card of your library any time. As long as an opponent controls more lands than you, you may play lands from the top of your library. (You can play a land this way only if you have an available land play remaining.)

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

({T}: Add {U}.)

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

{T}: Add {C}. {T}: Add {W}. Activate only if you control an Island. {T}: Add {U}. Activate only if you control a Plains.

Path of Ancestry enters the battlefield 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}.)

As Port Town enters the battlefield, you may reveal a Plains or Island card from your hand. If you don't, Port Town enters the battlefield tapped. {T}: Add {W} or {U}.

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

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

Temple of Enlightenment enters the battlefield tapped. When Temple of Enlightenment enters the battlefield, scry 1. {T}: Add {W} or {U}.

Vigilance Adeline, Resplendent Cathar's power is equal to the number of creatures you control. Whenever you attack, for each opponent, create a 1/1 white Human creature token that's tapped and attacking that player or a planeswalker they control.

Flying Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

Lifelink Beloved Princess can't be blocked by creatures with power 3 or greater.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Blighted Agent can't be blocked.

Sacrifice Children of Korlis: You gain life equal to the life you've lost this turn. (Damage causes loss of life.)

Kitesail Corsair has flying as long as it's attacking.

If you would draw a card while your library has no cards in it, you win the game instead.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) As long as you have the city's blessing, Slippery Scoundrel has hexproof and can't be blocked.

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

{2}{U}, {T}, Discard a card, Sacrifice a land: Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Flying Whenever Herald of War attacks, put a +1/+1 counter on it. Angel spells and Human spells you cast cost {1} less to cast for each +1/+1 counter on Herald of War.

First strike When Knight of the White Orchid enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {T}: Target nonland permanent becomes an artifact in addition to its other types until end of turn.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

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

Flying When Angel of Glory's Rise enters the battlefield, exile all Zombies, then return all Human creature cards from your graveyard to the battlefield.