Whenever you discard a card, choose one that hasn't been chosen this turn —
• Draw a card.
• Create a Treasure token.
• Each opponent loses 3 life.

: Add .
, Sacrifice this land: Put your commander into your hand from the command zone.

Equipped creature gets +1/+1 and has trample and lifelink.
: Permanents your opponents control lose hexproof and indestructible until end of turn.
Equip

Flying
Your opponents can't gain life.
At the beginning of each end step, each opponent loses life equal to the life that player lost this turn. (Damage causes loss of life.)

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
Whenever a Human deals damage to you, destroy it.
Other non-Human creatures you control get +1/+1 and have undying. (When a creature with undying 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.)

, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

: Add .
, : Add , , or .

When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card.
When this creature leaves the battlefield, return the exiled card to its owner's hand.

Trample
When this creature dies, return it to its owner's hand.

When this enchantment enters, you gain 10 life.
When this enchantment leaves the battlefield, you lose 10 life.

When Doctor Doom enters, create two 3/3 colorless Robot Villain artifact creature tokens named Doombot.
As long as you control an artifact creature or a Plan, Doctor Doom has indestructible.
At the beginning of your end step, you draw a card and lose 1 life.

This land enters tapped.
: Add .
, , Sacrifice this land: Copy target instant or sorcery spell you control. You may choose new targets for the copy.
, , Sacrifice this land: Create a token that's a copy of target creature you control.

All creatures have haste.

Deathtouch, haste
When Queen Marchesa enters, you become the monarch.
At the beginning of your upkeep, if an opponent is the monarch, create a 1/1 black Assassin creature token with deathtouch and haste.

Whenever this creature deals damage, you gain that much life.

When Kylem All-Star enters the battlefield, create a token copy of All that Glitters and attach it to this creature. (It's an aura with "enchanted creature gets +1/+1 for each artifact and/or enchantment you control.)
Enchantments you control are Gold artifacts in addition to their other types and have "Sacrifice this artifact: Add one mana of any color."

At the beginning of each opponent's upkeep, this artifact deals X damage to that player, where X is the number of cards in their hand minus 4.

This creature gets +1/+2 as long as you control a Forest.

(: Add .)

This land enters tapped.
At the beginning of your upkeep, if you control seven or more Plains, you may return target creature card from your graveyard to the battlefield.
: Add .