As an additional cost to cast this spell, sacrifice an artifact or creature.

Draw two cards and create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

, : Put a +1/+1 counter on target creature with power X. Activate only as a sorcery.

: Add one mana of any color.

, : Draw X cards, where X is the number of Bobbleheads you control.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Scry 2, then draw two cards.

II — Create a Treasure token and a 2/2 blue Bird creature token with flying.

III — Put a flying counter on each creature you control without flying.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create a 1/1 white Human Noble creature token with vanishing 3 and "Prevent all damage that would be dealt to this creature."

II — Create a 2/2 white Horse creature token with "Doctors you control have horsemanship." (They can't be blocked except by creatures with horsemanship.)

III — Whenever a creature you control deals combat damage to a player this turn, time travel.