As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards and create a Treasure token.

{6}, {T}, Sacrifice Deafening Loudspeaker: It deals 5 damage to target creature. This ability costs {1} less to activate for each attacking creature you control.

You may cast this spell as though it had flash by sacrificing a creature in addition to its other costs. If you do, when it enters, attach it to target creature you control.
Equipped creature gets +2/+0 and has “Whenever this creature deals combat damage to a player, that player discards a card.”
Equip—Pay 2 life.

You may choose this spell's targets at random. If you do, it costs {2} less to cast.
Return target instant or sorcery card from your graveyard to your hand.
Flashback {6}{R}

Equipped creature gets +2/+0.
Whenever equipped creature attacks, make a pledge.
Equip {3}

Enchanted creatures you control get +2/+2 until end of turn. Other creatures you control get +2/+0 until end of turn.

Deeplife Cavern enters tapped unless you control a Forest.
{T}: Add {U} or {B}.

Enchant creature
You control enchanted creature.
Enchanted creature has decayed.

Create a 1/1 colorless Construct artifact creature token, then put a +1/+1 counter on each Construct you control.

Enchant creature
Enchanted creature gets -4/-0 and loses flying.

When Desolate Lands enters and whenever you cast a spell, it deals 3 damage to target opponent unless they sacrifice a permanent.

Desolate Soundvein enters tapped.
When Desolate Soundvein enters, you may pay 1 life. If you do, add one mana of any color other than black.
{T}: Add {B}.

Whenever one or more creatures you control deal combat damage to a player, you draw a card unless that player discards a card.
{X}: Creatures with power X or less can't block this turn.

Dhante's Inferno deals 4 damage to any target. Create a number of tapped Treasure tokens equal to the amount of excess damage dealt this way.
{X}, Exile Dhante's Inferno from your graveyard: Each opponent loses X life and you gain X life. Spend only mana from artifact sources to activate this ability. Activate only as a sorcery.

When Diamond Dust enters and whenever you cast a spell, put a +1/+1 counter on each creature you control.

{T}: Add three mana of different colors.

{2}{U}{U}, Exile Digitize the Analog World from your hand: At the beginning of your next upkeep, you may cast Digitize the Analog World from exile without paying its mana cost. Activate only as a sorcery.
Return all nonartifact, nonland permanents to their owner's hands.

When you cast this spell, you may choose another creature it could target. If you do, copy it. The copy targets that creature.
Enchant creature
Enchanted creature gets +2/+2.

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.

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.