First strike, hexproof

Whenever Narset attacks, exile the top four cards of your library. Until end of turn, you may cast noncreature spells from among those cards without paying their mana costs.

Whenever Etali attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.

Whenever this creature attacks, exile the top card of each player's library. You may play those cards this turn, and you may spend mana as though it were mana of any color to cast those spells.

Blitz (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

As long as you have one or fewer cards in hand, Djeru and Hazoret has vigilance and haste.

Whenever Djeru and Hazoret attacks, look at the top six cards of your library. You may exile a legendary creature card from among them. Put the rest on the bottom of your library in a random order. Until end of turn, you may cast the exiled card without paying its mana cost.

Convoke

When this creature enters, look at the top six cards of your library. You may reveal up to two creature cards with mana value X or less from among them, where X is the number of creatures that convoked this creature. Put the revealed cards into your hand, then shuffle.

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

I — Exile the top four cards of your library. Until the end of your next turn, you may play those cards.

II, III — Whenever you cast a spell this turn, put a +1/+1 counter on target creature you control.

At the beginning of your upkeep, each player exiles cards from the top of their library until they exile a nonland card. An opponent chooses a nonland card exiled this way. You may cast up to two spells from among the other cards exiled this way without paying their mana costs.

Flying

When Jeleva enters, each player exiles the top X cards of their library, where X is the amount of mana spent to cast Jeleva.

Whenever Jeleva attacks, you may cast an instant or sorcery spell from among cards exiled with Jeleva without paying its mana cost.

Whenever a modified creature you control attacks, exile the top card of your library. You may play that card this turn. (Equipment, Auras you control, and counters are modifications.)

Whenever you cast a spell from exile, put a +1/+1 counter on target creature you control.

Vigilance

Other Soldiers you control have vigilance, trample, and haste.

: Until end of turn, Soldiers you control gain "Whenever this creature attacks, it deals 1 damage to defending player."

Coram gets +X/+0, where X is the greatest power among creature cards in all graveyards.

Whenever Coram attacks, each player mills a card.

During each of your turns, you may play a land and cast a spell from among cards in graveyards that were put there from libraries this turn.

Vivid — At the beginning of your first main phase, reveal cards from the top of your library until you reveal X nonland cards, where X is the number of colors among permanents you control. For each of those colors, you may exile a card of that color from among the revealed cards. Then shuffle. You may cast the exiled cards this turn.

Attacking tokens you control have double strike.

Whenever one or more tokens you control attack a player, exile the top card of your library. During any turn you attacked with a token, you may play that card.

Haste

Whenever this creature attacks, you may exile another target attacking creature you control. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield tapped and attacking and the rest on the bottom of your library in a random order.

Once during each of your turns, you may cast an artifact spell from your graveyard. If you cast a spell this way, that artifact enters tapped.

Tools — Whenever Edgar attacks, it gets +X/+0 until end of turn, where X is the greatest mana value among artifacts you control.

When General Tazri enters, you may search your library for an Ally creature card, reveal it, put it into your hand, then shuffle.

: Ally creatures you control get +X/+X until end of turn, where X is the number of colors among those creatures.

At the beginning of your upkeep, exile the top card of each opponent's library. Until end of turn, you may cast spells from among those exiled cards, and you may spend mana as though it were mana of any color to cast those spells.

Oxen you control have double strike.

Whenever Bruse Tarl enters or attacks, exile the top card of your library. If it's a land card, create a 2/2 white Ox creature token. Otherwise, you may cast it until the end of your next turn.