(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)
I — Search your library for a basic land card, reveal it, put it into your hand, then shuffle.
II — This Saga gains "Landfall — Whenever a land you control enters, create a 1/1 green Elf creature token."
III, IV — Elves you control get +1/+0 and gain vigilance until end of turn.

Enchant creature
Enchanted creature gets +2/+2 and has flying and vigilance. (Attacking doesn't cause it to tap.)

Whenever this creature saddles a Mount or crews a Vehicle during your main phase, that Mount or Vehicle gains flying until end of turn.

Sacrifice a creature: This creature gets +2/+2 until end of turn.

Morbid — When this creature enters, target creature an opponent controls gets -1/-1 until end of turn. If a creature died this turn, that creature gets -13/-13 until end of turn instead.

This spell can't be countered. (This includes by the ward ability.)
Tap up to two target creatures and put a stun counter on each of them. Investigate. (If a permanent with a stun counter would become untapped, remove one from it instead.)

At the beginning of your end step, if a face-down creature entered the battlefield under your control this turn, put a +1/+1 counter on this creature.
: Add .

The second spell you cast each turn costs less to cast.

Vigilance
Repartee — Whenever you cast an instant or sorcery spell that targets a creature, this creature gets +1/+1 until end of turn.

Haste (This creature can attack and as soon as it comes under your control.)
Whenever Ruby attacks while you control a creature with power 4 or greater, Ruby gets +2/+2 until end of turn.
: Add or .

Flying
Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flash
When Spider-Woman enters, tap target creature an opponent controls. That creature can't become untapped for as long as you control Spider-Woman.

Pay 2 life: Add two mana of any one color. Spend this mana only to cast Equipment spells or activate equip abilities. Activate only once each turn.
, Sacrifice an Equipment attached to Ronin: Target creature gets -4/-4 until end of turn. Activate only as a sorcery.

Choose one —
• Date Night — Exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card.
• Patrol Night — One or two target creatures each get +1/+0 and gain first strike until end of turn.

This spell costs less to cast if a creature died this turn.
Flying, deathtouch

Draw a card. If this spell was cast from a graveyard, draw two cards instead.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Haste
, Discard a card: Draw a card.

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

Choose one —
• Discard your hand, then draw cards equal to the number of cards in target opponent's hand.
• Discard your hand, then draw cards equal to the number of cards discarded this way.

When this creature enters, draw a card.
: Add .