When Zakros General enters, choose one —
• You may return an enchantment you control to its owner's hand.
• Return target enchantment card from your graveyard to your hand.

Menace
Whenever you sacrifice a permanent, exile the top card of your library. Until the end of your turn, you may play that card.

{T}: Add {C}{C}.
Whenever you cast a Kraken, Leviathan, Octopus, or Serpent spell, draw a card.

Flying
Whenever you draw your second card each turn, tap target nonland permanent.

Ward—Pay 2 life.
Whenever Zygos attacks, bless target legendary creature you control.

Look at the top seven cards of your library. You may put an artifact card, a creature card, an enchantment card, a land card, and/or a planeswalker card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Abandoned Warehouse enters tapped.
{T}: Add {B} or {G}.
{T}, Discard another card named Abandoned Warehouse: Draw a card.

Acid Hydra enters with X +1/+1 counters on it.
Drop — When Acid Hydra enters, search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. Then return that creature to your hand unless you didn't cast any creature spells during your last turn.

When Alluring Queenpin enters, create a 3/3 green Elemental Spirit creature token.
Elementals you control get +1/+1.

When Ambient Illuminator dies, if you've scried this turn, you gain 3 life and draw a card.

Flying
Whenever you amp it up, Android Stunner deals 1 damage to any target. If a permanent was dealt damage this way, tap it and put a stun counter on it.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. If that card doesn't share a name with any lands you control, you gain 2 life.

Flying

Exile target creature.
Scry 1.

When Attuned District enters, scry 2.
Whenever you scry, you may pay {1}. If you do, create a 0/0 colorless Construct artifact creature token, then put X +1/+1 counters on it, where X is the number of cards you looked at.

When Avatar of Brilliance enters, you may cast target instant or sorcery card in your graveyard with mana value X or less without paying its mana cost, where X is the number of differently named lands you control. If that spell would be put into your graveyard this turn, exile it instead.

Flying
Drop — Whenever Avatar of the Airwaves or another creature you control enters, if the entering creature was cast and you didn't cast any creature spells during your last turn, create a token that's a copy of target non-Avatar creature you control.

Menace
Drop — Whenever Avatar of the Decks or another creature you control enters, if the entering creature was cast, sacrifice a permanent unless you didn't cast any creature spells during your last turn.

Vigilance
Drop — Whenever Avatar of the Festival or another creature you control enters, if the entering creature was cast and you didn't cast any creature spells during your last turn, you may have your life total become the total power and toughness of creatures you control.

Haste
Drop — Whenever Avatar of the Moshpit or another creature you control enters, if the entering creature was cast and you didn't cast any creature spells during your last turn, discard your hand, then draw three cards.

Reach
Drop — Whenever Avatar of the Rave or another creature you control enters, if the entering creature was cast and you didn't cast any creature spells during your last turn, return up to two target cards from your graveyard to your hand.

When Bangtan Security enters, target creature gets +2/+0 and gains indestructible until end of turn.

Reach, haste
Drop — When Beat Devastator enters, if you didn't cast any creature spells during your last turn, Beat Devastator gains vigilance until end of turn. Up to one target creature blocks it this turn if able.

When Beatswitch Bot leaves the battlefield, if it's your turn, draw a card.