At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand.
Whenever you cast an instant or sorcery spell, this creature gets +4/+0 until end of turn.

Rubblehulk's power and toughness are each equal to the number of lands you control.
Bloodrush — , Discard this card: Target attacking creature gets +X/+X until end of turn, where X is the number of lands you control.

Whenever you draw a card, put a +1/+1 counter on this creature.

Vigilance
As long as you are way behind, Knight of Lost Causes gets +3/+3 and has indestructible. (You are way behind if, at any point during this turn, an opponent had 10 or more life than you, controlled at least three more creatures than you, or had at least three more cards in hand than you.)

At the beginning of each end step, each player discards their hand.

Deathtouch, lifelink

Counter target spell. If that spell is countered this way, put it into its owner's hand instead of into that player's graveyard.
Draw a card.

, Reveal X green cards from your hand, Sacrifice this creature: Target creature gets +X/+X until end of turn.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Aerospark — Exile target creature an opponent controls until this Saga leaves the battlefield.
II, III — Put a +1/+1 counter on each of up to two target creatures you control. You gain 2 life.
First strike

Desertwalk (This creature can't be blocked as long as defending player controls a Desert.)
You may play Desert lands from your graveyard.
Whenever a Desert you control enters, create two 1/1 red, green, and white Sand Warrior creature tokens.

Annihilating Fire deals 3 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Flying
Whenever Intet deals combat damage to a player, you may pay . If you do, exile the top card of your library face down. You may look at that card for as long as it remains exiled. You may play that card without paying its mana cost for as long as Intet remains on the battlefield.

Counter target noncreature spell.

Choose two —
• Create a token that's a copy of target Elf you control.
• Return one or two target permanent cards from your graveyard to your hand.
• Destroy target creature or enchantment.
• Creatures target player controls get +3/+3 until end of turn. Untap them.

Sacrifice this enchantment: Destroy target artifact or enchantment.

Tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)
At the beginning of combat on your turn, the next time target creature would deal combat damage to one or more players this combat, prevent that damage. If damage is prevented this way, create that many 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This token can't block."

Skip your draw step.
Whenever you sacrifice a creature, you may draw a card.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

, Sacrifice this artifact: Put X +0/+1 counters on target creature, where X is that creature's mana value.