Choose land or nonland. Reveal cards from the top of your library until you reveal a card of the chosen kind. Put that card into your hand and the rest on the bottom of your library in a random order.

When Acclaimed Contender enters the battlefield, if you control another Knight, look at the top five cards of your library. You may reveal a Knight, Aura, Equipment, or legendary artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. If you didn’t put a card into your hand this way, draw a card.

+1: Venture into the dungeon. (Enter the first room or advance to the next room.)

−2: Look at the top six cards of your library. You may reveal a creature card from among them and put it into your hand. If it’s legendary, you gain 3 life. Put the rest on the bottom of your library in a random order.

−6: You get an emblem with “Creatures you control have trample and haste and get +2/+2 for each differently named dungeon you’ve completed.”

Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter).

{T}, Pay {E}{E}{E}{E}{E}{E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

Menace (This creature can’t be blocked except by two or more creatures.)

When Harald, King of Skemfar enters the battlefield, look at the top seven cards of your library. You may reveal an Elf, Warrior, or Tyvar card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Put two +1/+1 counters on target creature.

Look at the top five cards of your library. You may reveal a white card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

+2: Put two +1/+1 counters on up to one target creature.

+1: Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.

−11: Put X +1/+1 counters on target creature, where X is your life total. That creature gains trample until end of turn.

+1: Create a tapped Powerstone token. (It’s an artifact with “{T}: Add {C}. This mana can’t be spent to cast a nonartifact spell.”)

0: Pay any amount of mana. Look at that many cards from the top of your library, then put one of those cards into your hand and the rest on the bottom of your library in a random order.

−6: You get an emblem with “Tap an untapped artifact you control: This emblem deals 1 damage to any target.”

{X}, {T}: The next time you would draw a card this turn, instead look at the top X cards of your library, put all but one of them on the bottom of your library in a random order, then draw a card. X can’t be 0.

At the beginning of your upkeep, reveal cards from the top of your library until you reveal a creature card. Until your next turn, Amplifire’s base power becomes twice that card’s power and its base toughness becomes twice that card’s toughness. Put the revealed cards on the bottom of your library in a random order.

Flying

Domain — Whenever Nael, Avizoa Aeronaut deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

+1: Create a 1/1 white Kor Warrior creature token. You may attach an Equipment you control to it.

−2: Look at the top six cards of your library. You may reveal a Warrior card and/or an Equipment card from among them and put them into your hand. Put the rest on the bottom of your library in a random order.

−3: Nahiri, Heir of the Ancients deals damage to target creature or planeswalker equal to twice the number of Warriors and Equipment you control.

Reveal the top X cards of your library. Put all land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order.

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, untap those lands.

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

I, II, III — Reveal cards from the top of your library until you reveal a Doctor card, a card with doctor’s companion, or a Vehicle card. Put that card into your hand and the rest on the bottom of your library in a random order.

Flying, vigilance

When Ao, the Dawn Sky dies, choose one —

• Look at the top seven cards of your library. Put any number of nonland permanent cards with total mana value 4 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

• Put two +1/+1 counters on each permanent you control that’s a creature or Vehicle.

Look at the top four cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flashback {3}{U}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying

When Arcanist’s Owl enters the battlefield, look at the top four cards of your library. You may reveal an artifact or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flying

Whenever Armored Skyhunter attacks, look at the top six cards of your library. You may put an Aura or Equipment card from among them onto the battlefield. If an Equipment is put onto the battlefield this way, you may attach it to a creature you control. Put the rest of those cards on the bottom of your library in a random order.

(Gain the next level as a sorcery to add its ability.)

The first artifact spell you cast each turn costs {1} less to cast.

{1}{U}: Level 2

When this Class becomes level 2, reveal cards from the top of your library until you reveal an artifact card. Put that card into your hand and the rest on the bottom of your library in a random order.

{5}{U}: Level 3

At the beginning of your end step, create a token that’s a copy of target artifact you control.