Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

{1}, {T}: Untap another target artifact. {3}, {T}: Target creature can't be blocked this turn.

Psychic Blades — {8}: Creatures you control get +2/+0 and gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

Flying When this creature enters, tap target creature an opponent controls. Goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Until end of turn, target creature gets +1/+0 and gains indestructible. (Damage and effects that say "destroy" don't destroy it.)

You draw three cards and you lose 3 life.

Commander creatures you own have "When this creature enters or leaves the battlefield, draw a card."

When this creature leaves the battlefield, you draw two cards and each opponent draws a card.

Roll a d20. 1—9 | Draw two cards. 10—19 | Scry 2, then draw two cards. 20 | Scry 3, then draw three cards.

This spell costs {2} less to cast if you control a Dragon. Draw three cards.

Weird Insight — When this creature dies, roll a d20. 1—9 | You draw a card and you lose 1 life. 10—19 | You draw two cards and you lose 2 life. 20 | You draw seven cards and you lose 7 life.

When this creature dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order.

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

{T}: Add {U}. When you spend this mana to cast a Dragon creature spell, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

When this artifact enters or is put into a graveyard from the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

This artifact enters tapped. {T}: Add {U}.

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

Equipped creature has flying and haste. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

{1}, {T}: You gain 2 life. {2}, {T}, Exile this artifact: Put all commanders you own from the command zone and from your graveyard into your hand. Then shuffle your graveyard into your library.

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

({T}: Add {U}.)

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

Creatures target player controls get -2/-2 until end of turn.

Counter target spell. If that spell targets a commander you control, instead counter that spell, scry 2, then draw a card.

Destroy target creature.