Book Keeper -
Legendary Creature - Wizard
Vigilance
: Create a Book artifact token with ", : Exile target permanent card from your graveyard. If a card is exiled this way, ~ loses this ability." and ": ~ becomes a copy of a card exiled by ~ until end of turn."
3/4

Ace Scorer
Creature — Human Warlock
Magecraft — Whenever you cast or copy an instant or sorcery spell, Ace Scorer gets +1/+0 until end of turn if it's the first time this ability resolved this turn. If it's the second time this ability resolved this turn, it gains deathtouch until end of turn. If it's the third time this ability resolved this turn, it gains trample until end of turn.
1/1

Ace in the Hole
Instant
The next card you draw this turn has Miracle. Its Miracle cost is equal to its mana cost.
Draw a card.

Ace, the Pilot King |
Legendary Creature - Human Pilot (M)
Vehicles you control get +1/+1 for each creature crewing them.
Whenever a Vehicle you control becomes crewed, if a creature crewing that Vehicle has flying, that Vehicle gains flying until end of turn. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, protection, reach, trample, and vigilance.
5/5

Ace the Exams -
Enchantment - Saga
Read Ahead
[I - VI]: Learn
[VII]: Reveal your hand. If seven or more different card types are revealed this way, you win the game.

Moonace Keymaster —
Creature — Eldrazi (R)
Ward
: Exile target nonland permanent. Its controller creates a key artifact token with ", , sacrifice this key: Return target creature card you own from exile to your hand."
The prisoner it locks up may bear no resemblance to the fiend that its keys release...
3/3

Master's Key to the Moon
Artifact (U)
Whenever a Moonfolk creature you control blocks or deals combat damage, it phases out unless ~ is tapped.
, : Moonfolk you control are unblockable this turn.

Hapi, Master of the Birds and Fishes
Legendary Creature — God
Indestructible,
Hapi, Master of the Birds and Fishes can't attack or block unless there are three or more card types among cards you played this turn.
, Exile three cards from your graveyard: Return up to one target land card and up to one target nonland card from your graveyard to your hand.
4/4

Lightning-Fist Master |
Creature - Efreet Monk (R)
Flash
Haste
Whenever a creature you control with flash and/or haste attacks or blocks, if it entered the battlefield this turn, it gains double strike until end of turn.
3/2

Fist of the Morning Star
Enchantment - Aura
Enchant creature
When ~ enters the battlefield, put a stun counter on target permanent an opponent controls, then tap it.
Enchanted creature gets +1/+1 and Vigilance.

Iron Fist
Legendary Creature — Human Monk
Prowess, first strike
Heroic — Whenever you cast a spell that targets Iron Fist, it gets +1/+0 until end of turn.
Damage dealt by Iron Fist and spells you control can't be prevented.
0/2

Glass Jaw Fist Fighter |
Creature - Human Warrior (R)
Whenever a creature enters the battlefield under an opponent's control, that creature fights ~.
At least he'll go down swinging.
3/1

Heart of Glass
Artifact
When ~ is destroyed, create three Treasure tokens.
: Add one mana of any color.
The beauty of a pure soul, even when it is broken beyond repair.

Heart of the Sword -
Enchantment
Samurai and Warriors you control that are attacking alone has indestructible.
Whenever a Samurai or Warrior you control attacks alone, you may reveal a creature card from your hand. If you do, create a copy of that creature card onto the battlefield tapped and attacking. Exile that copy at the end of combat.

Try by the Sword —
Enchantment — Aura (C)
Enchant creature or planeswalker you don't control
Enchanted permanent is a planeswalker. Put four loyalty counters on it. (It can't attack or block. Its controller sacrifices it when its loyalty is zero.)

Off-World Sentinel
Artifact
Vigilance
Whenever a permanent enters the battlefield, if it wasn't cast from a hand, Off-World Sentinel becomes a 2/2 Construct artifact creature until end of turn. Put a +1/+1 counter on Off-World Sentinel.

Rapid-Response Sentinel —
Creature — Golem (C)
Flash
Rapid-Response Sentinel enters the battlefield blocking any number of target creatures attacking you or a planeswalker you control.
4/1