Each opponent sacrifices a creature of their choice. If you control a Liliana planeswalker, each opponent also discards a card.

Whenever a creature dies, that creature's controller may draw a card.

Equipped creature gets +1/+1 and has ", Exile The Dominion Bracelet: You control target opponent during their next turn. This ability costs less to activate, where X is this creature's power. Activate only as a sorcery." (You see all cards that player could see and make all decisions for them.)
Equip

Whenever this creature or another Ally you control enters, you may put a +1/+1 counter on this creature.

(: Add .)

Vigilance
Hydra spells you cast cost less to cast.
Whenever a creature you control becomes the target of a spell, Gargos fights up to one target creature you don't control.

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad deals 1 damage to each opponent.
: Each player mills a card. (They each put the top card of their library into their graveyard.)

This creature enters with three +1/+1 counters on it.
Whenever this creature enters or attacks, create a number of 1/1 colorless Gnome artifact creature tokens equal to its power.
, Sacrifice another artifact: Put a +1/+1 counter on this creature.

Instant and sorcery spells you cast cost less to cast.

: Add .
: This land deals 1 damage to target attacking creature. Activate only during the end of combat step.

Green creatures you control get +1/+1.
Whenever a green creature you control enters, scry 1.

Modular 1
If a modular triggered ability would put one or more +1/+1 counters on a creature you control, that many plus one +1/+1 counters are put on it instead.
: Destroy target artifact you control.
: Zabaz gains flying until end of turn.

Enchant creature
Enchanted creature has ": This creature deals damage equal to its power to target creature. That creature deals damage equal to its power to this creature."

You may cast this spell as though it had flash if you pay more to cast it.
For each creature your opponents control, create a Cursed Role token attached to that creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature is 1/1.)

: The player whose turn it is may end the turn. (Exile all spells and abilities from the stack. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

Instant and sorcery spells players cast have demonstrate. (Whenever a player casts an instant or sorcery spell, they may copy it. If they do, they choose an opponent to also copy it. Players may choose new targets for their copies.)
Whenever chaos ensues, return up to one target instant or sorcery card from a graveyard to its owner's hand.

Activated abilities of artifacts and creatures can't be activated unless they're mana abilities.

: Add one mana of any color in your commander's color identity.

: Add one mana of any color that a land an opponent controls could produce.

When this creature enters, amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)
Zombie tokens you control have deathtouch.