Lord of Atlantis

Other Merfolk get +1/+1 and have islandwalk. (They can’t be blocked as long as defending player controls an Island.)

Adric, Mathematical Genius

, : Copy target activated or triggered ability you control. You may choose new targets for the copy.
Ultimate Sacrifice — , Sacrifice Adric: Counter target activated or triggered ability.
Doctor’s companion (You can have two commanders if the other is the Doctor.)

Reconnaissance Mission

Whenever a creature you control deals combat damage to a player, you may draw a card.
Cycling (, Discard this card: Draw a card.)

Mortify

Destroy target creature or enchantment.

Karlach, Tiefling Spellrager

First strike, haste
When this card specializes from your graveyard, return it from your graveyard to the battlefield. It perpetually gains “This creature can’t block.”
When this card specializes from any zone, seek an instant or sorcery card with mana value 3 or less. Until end of turn, you may cast that card without paying its mana cost.

Bane, Lord of Darkness

As long as your life total is less than or equal to half your starting life total, Bane, Lord of Darkness has indestructible.
Whenever another nontoken creature you control dies, target opponent may have you draw a card. If they don’t, you may put a creature card with equal or lesser toughness from your hand onto the battlefield.

You Come to the Gnoll Camp

Choose one —
• Intimidate Them — Up to two target creatures can’t block this turn.
• Fend Them Off — Target creature gets +3/+1 until end of turn.

Rampage of the Valkyries

When Rampage of the Valkyries enters the battlefield, create a 4/4 white Angel creature token with flying and vigilance.
Whenever an Angel you control dies, each other player sacrifices a creature.

Vengeful Reaper

Flying, deathtouch, haste
Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Aether Vial

At the beginning of your upkeep, you may put a charge counter on Aether Vial.
: You may put a creature card with mana value equal to the number of charge counters on Aether Vial from your hand onto the battlefield.

Negate

Counter target noncreature spell.

Thundering Sparkmage

When Thundering Sparkmage enters the battlefield, it deals X damage to target creature or planeswalker, where X is the number of creatures in your party. (Your party consists of up to one of each of Cleric, Rogue, Warrior, and Wizard.)

Adventure Awaits

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.

Aether Vial

At the beginning of your upkeep, you may put a charge counter on Aether Vial.
: You may put a creature card with converted mana cost equal to the number of charge counters on Aether Vial from your hand onto the battlefield.

Falconer Adept

Whenever Falconer Adept attacks, create a 1/1 white Bird creature token with flying that’s tapped and attacking.

Cultivate

Search your library for up to two basic land cards, reveal those cards, and put one onto the battlefield tapped and the other into your hand. Then shuffle your library.

Terror of Mount Velus

Flying, double strike
When Terror of Mount Velus enters the battlefield, creatures you control gain double strike until end of turn.

Minion’s Return

Flash
Enchant creature
When enchanted creature dies, return that card to the battlefield under your control.