msem-instigator

Harness (You may tap a creature you control as you cast this spell. If you do, reduce that spell's mana cost by that creature's power.)
When Darutu's Plow enters, if it was harnessed by an Ox, untap that Ox and attach Darutu's Plow to it.
Equipped creature gets +0/+2 and assigns combat damage equal to its toughness rather than its power.
Equip {3}

Vigilance
Whenever Darutu, God of Bounty enters or attacks, you may put a +1/+1 counter on another target Ox you control.
Enchantment spells you cast have harness. Only Oxen can be tapped to harness those spells. (You may tap an Ox you control as you cast that spell. If you do, reduce that spell's mana cost by that Ox's power.)

{W}, {T}: Target attacking creature gets +1/+1 until end of turn. This ability costs {W} less to activate if it targets a Soldier.

Whenever Dawn Hill Daybreaker or another creature you control enters, you gain 1 life. If that creature is a Cleric, tap up to one target creature an opponent controls.

Dawn Hill Outskirts enters tapped unless you played it from exile.
{T}: Add {R} or {W}.

Vigilance
This spell costs {1} less to cast for each +1/+1 counter among creatures you control.

At the beginning of combat on your turn, choose one —
• Equipped creature gets +2/+0 and gains first strike until end of turn.
• Equipped creature gets +0/+2 and gains vigilance until end of turn.
Equip {3}

Dawn Hill Swiftstriker gets +2/+0 as long as you control another Warrior.

Dawson's Negotiations deals 3 damage to any target. Players discard cards equal to the amount of excess damage dealt to a permanent they control this way.

When Deadly Harpoon enters, destroy up to one target creature or planeswalker.
Equipped creature gets +2/+0.
Equip {2}

Whenever a creature you control deals combat damage to a player, it cackles. (Put a menace counter on it. If it already has menace, it deals 1 damage to each opponent instead.)
{3}{B}: Each creature you control with menace gains lifelink until end of turn.

Engage (This creature must be blocked each combat if able.)
Whenever Death Pits Gladiator perseveres, profit. (A creature perseveres when it survives damage. To profit, create a colorless Gold artifact token with “Sacrifice this artifact: Add one mana of any color.”)

Deathtouch
When Deathbed Confessor enters, if it entered from a graveyard or you cast it from a graveyard, you draw two cards and you lose 2 life.

(As this Saga enters and after your draw step, ad a lore counter. Sacrifice after III.)
I, II — Create a Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
III — You may sacrifice any number of artifacts. If you do, draw that many cards.

Up to three target creatures can't block this turn.
Menagerie — If there are five or more creature types among creatures you control, exile the top three cards of your library. You may play one of those cards until the end of your next turn.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I, II — Create a 3/3 green Elk creature token.
III — Scry X, where X is the number of Elk you control, then draw a card.
Revive {6}{G} ({6}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it has no mana cost. Revive only as a sorcery.)

Desiccated Trail enters tapped unless you control another Desert.
{T}: Add {W} or {B}.

Counter target monocolored spell. Its controller loses 2 life.

As Dha-Bukan enters, choose a basic land type. You may reveal a Desert card from your hand. If you don't, Dha-Bukan enters tapped.
Deserts you control are the chosen type in addition to their other land types.

Concord — {T}, Sacrifice Disciple of Destruction: Destroy target nonland permanent. Activate only if there are four or more card types among permanents you control.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)
I, II, III — Create a tapped colorless Powercell artifact token with “{T}: Add {C}.”
IV — Sacrifice three artifacts.
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Scry X. (Then exile this card. You may cast the creature later from exile.)

Primal—Reappropriate green. (During your turn, you may cast this spell by exiling two green cards from your hand and/or graveyard instead of playing a land.)
When Dovon's Masterwork enters, return target land card from your graveyard to the battlefield tapped.

First mate — Twelve or more cards in your starting deck have “gain control” or “exchange control” in their printed rules text. (If this card outside the game is your chosen first mate, you may swap it with a card in your opening hand.)
Dr. Telsi of the Ark can't be blocked.
Dr. Telsi gets +1/+1 for each permanent you control but don't own.

Instant, sorcery, and Dragon cadence (Whenever you cast an instant, sorcery or Dragon spell, if its mana value is greater than this creature's power, put a +1/+1 counter on this creature.)
{R}, {T}, Discard a card: Draw a card.