Activated abilities of other artifacts and enchantments with mana value 3 or less can't be activated.
{1}, Sacrifice Disestablishmentarianism: Exile target artifact or enchantment.

When Disguising Barber enters, you may have another target creature you control become a copy of any creature on the battlefield for as long as you control Disguising Barber.

Add {W}{U}{B}{R}.

This spell can't be countered except by spells named Diss Track.
Counter target spell.

Exile target creature. Distribute two +1/+1 counters among up to two target creatures you control.

Target opponent reveals their hand. You choose a nonland card from it and integrate it.

Integrate target creature.

When Distributive Justice enters, distribute three +1/+1 counters among any number of target creatures you control.
You control three or more creatures with the same power.
You control three or more creatures with the same toughness.

Counter target spell.
Draw a card if you control a legendary permanent.

Indulgence
If a source an opponent controls would deal damage to you, prevent 1 of that damage.
Whenever you indulge, create a 4/4 white Angel creature token with flying.

Return target creature to its owner's hand. If you've amped it up this turn, that player puts it on top or bottom of their library instead.

The owner of target nonland permanent puts it on the top or bottom of their library.
{2}, Discard Dockside Curfew: Search your library for a basic Island card, reveal it, put it into your hand, then shuffle.

Mill two cards. Each opponent discards two cards and loses 2 life.

Gain control of target creature.
{1}{U}, Discard Dominate Mind: Tap target creature. It doesn't untap during its controller's next untap step.

Dormant Monstrosity enters tapped with three stun counters on it.
{1}{U}, Remove a counter from Dormant Monstrosity: Draw a card.

Defender
Whenever you cast an instant or sorcery spell, Dormant Slagheap loses defender until end of turn. If that spell was cast from your graveyard, put a +1/+1 counter on Dormant Slagheap.

Whenever you attack, put a beat counter on Double-Time Drums, then equipped creature gets +2/+1 until end of turn for each counter on Double-Time Drums.
At the beginning of your end step, if you didn't attack this turn, remove all beat counters from Double-Time Drums.
Equip {2}

Sacrifice another creature or Food: Downtrodden Butcher dares 4.

Create a 4/4 red Dragon creature token with flying.
{R}, Discard Draconic Beckoning: It deals 1 damage to any target.

Create a 1/1 white Human creature token, then put a +1/+1 counter on each creature you control.
Flashback {5}{W}

When Dream Catcher enters, return target exiled card with flashback you own to your hand.

Return any number of target creature cards with total mana value 6 or less from your graveyard to your hand.

{T}: Integrate the top card of target player's library.
{B}, Sacrifice Dregstreet Inquisitor: Target player loses life equal to the number of cards integrated onto Dregstreet Inquisitor.

Drizzling Cloister enters tapped.
{T}: Add {G} or {U}.
{T}, Discard another card named Drizzling Cloister: Draw a card.

Create two 1/1 colorless Thopter artifact creature tokens with flying, then each Thopter you control deals 1 damage to each opponent.