Trample
When this creature enters, target Subroutine you control runs X times, where X is seven minus the number of cards in your hand. Sacrifice that Subroutine.

Approval — When Inflammatory Declaimer enters, it deals X damage to each opponent, where X is the number of colors among permanents you control.

Trample
Whenever Insurgency Mentor attacks, teach target attacking creature with lesser power trample.

When Invader of Privacy enters, surveil 1, then draw a card.

Trample
Whenever Iron Steambreaker attacks, put a +1/+1 counter on it.

Flying
If a Dragon you control would deal damage to an opponent, it deals that much damage plus 1 instead.
{2}{U}{R}: Transform Iviana's Spellmaw.

Flying
Discard a card: Put a +1/+1 counter on Jetstream Cruiser. Activate only once each turn.

Flying
Approval — When Judge, Jury, and Executioner enters, exile up to one target creature with mana value less than or equal to the number of colors among permanents you control.

Whenever a nontoken creature you control dies, you draw a card and you lose 1 life.
{2}{B}, Sacrifice this creature: Create an X/X black Demon creature token, where X is the number of creatures you controlled that died this turn. Activate only as a sorcery.

Haste
Whenever a creature you control dies, if it attacked this turn, this creature deals 1 damage to each opponent.

Deathtouch
Whenever a creature you control with deathtouch deals damage to a planeswalker, destroy that planeswalker.
Whenever a creature you control deals combat damage to a player, put a deathtouch counter on it. If it already had deathtouch, put a +1/+1 counter on it instead.

Exalted
When this creature enters, exile target creature an opponent controls until this creature leaves the battlefield.

Vigilance, reach, trample, haste
Ward—Sacrifice a noncreature permanent.

Trample
Damned — At the beginning of your end step, put a +1/+1 counter on this creature if you've sacrificed a permanent this turn.

Lifelink
Whenever Laboratory Mentor attacks, teach target attacking creature with lesser power lifelink.

When Lady of the Mists enters, you may pay 2 life. If you do, it acclimates.
As long as you control a Weather, Lady of the Mists gets +0/+2.

{T}: Add {R}{R}{R}. Spend this mana only to cast creature spells. If that mana is spent on a creature spell, it enters with an additional haste counter and decayed counter on it.

Whenever this creature enters or leaves the battlefield, surveil 1.

Flying
When Lofty Voter enters, make a pledge.

Whenever this creature transforms into Lone Switchblade or another permanent you control transforms, each opponent loses 1 life and you gain 1 life.

Flash
Flying, lifelink
Your opponents can't create tokens.

Menace
{B}{R}: Target creature with power 4 or less can't be blocked by more than one creature this turn.

When Lost Resistor dies, you gain 1 life.
Cybersoul {X}{X}{W}

{2}: Magnetic Mystery gets +1/+0 until end of turn. Activate only as a sorcery.
As long as you control another artifact, Magnetic Mystery has flying.

Trample
When Main Street Hooligang enters, if you control a green permanent, you may have Main Street Hooligang fight target creature.