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."

Create two 1/1 white Human creature tokens. Fateful hour — If you have 5 or less life, create five of those tokens instead.

Create five 1/1 white Human creature tokens. If this spell was cast from a graveyard, create ten of those tokens instead. Flashback {7}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Create two 1/1 white Human creature tokens. Flashback {3}{G}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Other creatures you control get +1/+1. Landfall — Whenever a land you control enters, create a 1/1 white Human Warrior creature token.

Create a 1/1 white Human creature token for each creature you control. Flashback {8}{W}{W}. This spell costs {X} less to cast this way, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When this Equipment enters, you may pay {2}. If you do, create a 1/1 green Elf Warrior creature token, then attach this Equipment to it. Equipped creature gets +1/+2 and has reach. Equip {3}

Other Elf creatures you control get +1/+1. {T}: Add {G} for each Elf you control.

Other Elves you control get +1/+1. {G}, {T}: Create a 1/1 green Elf Warrior creature token.

{T}: Add {W}.

Each other Warrior creature you control enters with an additional +1/+1 counter on it. Each creature you control with a +1/+1 counter on it has trample.

Squad {1}{G} (As an additional cost to cast this spell, you may pay {1}{G} any number of times. When this creature enters, create that many tokens that are copies of it.) Other Elves you control get +1/+1.

{T}: Add {G}.

Alliance — Whenever another creature you control enters, scry 1. If this is the second time this ability has resolved this turn, draw a card instead.

{3}, {T}: Search your library for an Elf permanent card, put it onto the battlefield, then shuffle.

When this creature enters, create a 1/1 green Elf Warrior creature token.

When this enchantment enters, create an X/X green Treefolk creature token. Whenever you attack with one or more Elves, populate. (Create a token that's a copy of a creature token you control.)

Create a 1/1 green Elf Warrior creature token for each Elf you control.

Create a 1/1 green Elf Warrior creature token for each Elf you control.

Whenever one or more other Elves you control enter, create a 1/1 green Elf Warrior creature token. This ability triggers only once each turn. {5}{G}{G}: Elves you control get +2/+2 and gain deathtouch until end of turn.

Create X 1/1 green Elf Warrior creature tokens, where X is the number of attacking creatures. Prevent all combat damage that would be dealt this turn by non-Elf creatures.

Create three 1/1 green Elf Warrior creature tokens. Reinforce 3—{3}{G} ({3}{G}, Discard this card: Put three +1/+1 counters on target creature.)

Whenever you cast an Elf spell, you may create a 1/1 green Elf Warrior creature token.

Changeling (This card is every creature type.) Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with changeling.

Populate. Creatures you control gain indestructible until end of turn. (To populate, create a token that's a copy of a creature token you control.)

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

Destroy target artifact or enchantment, then populate. (Create a token that's a copy of a creature token you control.)

As this creature enters, choose a creature type. This creature is the chosen type in addition to its other types. Other creatures you control of the chosen type get +1/+1.

Equipped creature gets +3/+0 and is every creature type. Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Vigilance Whenever Aragorn and Arwen enters or attacks, put a +1/+1 counter on each other creature you control. You gain 1 life for each other creature you control.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 1/1 white Human Warrior creature token. II — Create a 1/1 green Elf Warrior creature token. III — Choose any number of artifact tokens and/or creature tokens you control with different names. For each of them, create a token that's a copy of it.

Changeling (This card is every creature type.) As this creature enters, choose a creature type. Whenever another creature you control of the chosen type enters, put a +1/+1 counter on this creature.

Choose one or both — • Target Human creature you control gets +1/+1 and gains indestructible until end of turn. • Target non-Human creature you control gets +1/+1 and gains indestructible until end of turn.

Vigilance Stunning Strike — {1}{W}, {T}: Tap target creature.

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.

As this creature enters, choose a creature type. This creature is the chosen type in addition to its other types. Each other creature you control of the chosen type enters with an additional +1/+1 counter on it.

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.

Divine Intervention — When this creature enters, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

Changeling (This card is every creature type.) As this creature enters, choose a creature type. You may look at the top card of your library any time. You may cast creature spells of the chosen type from the top of your library.

Choose one or both — • Return target Human creature card from your graveyard to your hand. • Return target non-Human creature card from your graveyard to your hand.