Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.) I — You may sacrifice a creature. If you do, each opponent discards a card. II — Return target creature card from your graveyard to your hand. III — Target opponent may sacrifice a nonland, nontoken permanent of their choice. If they don't, they lose 2 life and you draw a card.

Return target black creature card from your graveyard to your hand. Madness {0} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Spectacle {1}{B} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.) Return up to two target creature cards from your graveyard to your hand.

+2: Draw a card. Each player mills two cards. −5: Put target creature card from a graveyard onto the battlefield under your control. −11: Gain control of all creatures target opponent controls.

{T}: Target player mills a card. (They put the top card of their library into their graveyard.) {5}, {T}, Sacrifice this artifact: Return target card from your graveyard to your hand.

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token. (To mill a card, a player puts the top card of their library into their graveyard.)

At the beginning of your first main phase, mill three cards. Then you may pay {1} and 3 life. If you do, put a card from among those cards into your hand.

Flying Whenever this creature attacks, mill a card. (Put the top card of your library into your graveyard.)

Flash At the beginning of your upkeep, each player mills three cards. You may exile a creature card from among the cards milled this way. If you do, this creature becomes a copy of that card, except it has this ability.

At the beginning of combat on your turn, mill a card. When you do, if there are four or more creature cards in your graveyard, put a +1/+1 counter on target creature you control and it gains deathtouch until end of turn. (To mill a card, put the top card of your library into your graveyard.)

Whenever this creature deals damage, target player mills that many cards.

{U}, {T}: Target player mills two cards.

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