TrampleWhenever Untethered Express attacks, put a +1/+1 counter on it.Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)
Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, put a unity counter on Call for Unity.Creatures you control get +1/+1 for each unity counter on Call for Unity.
: Another target Vehicle you control becomes an artifact creature until end of turn.Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn.)
At end of combat, if Daredevil Dragster attacked or blocked this combat, put a velocity counter on it. Then if it has two or more velocity counters on it, sacrifice it and draw two cards.Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)FlyingAt the beginning of your end step, each opponent discards a card., Sacrifice an artifact: Target creature gets -2/-2 until end of turn.
FlyingWhen Aethersphere Harvester enters, you get (two energy counters).Pay : Aethersphere Harvester gains lifelink until end of turn.Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)
Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, reveal the top card of your library. If it's a permanent card, you may put it onto the battlefield. Otherwise, you may put it on the bottom of your library.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)Target creature gets -X/-X until end of turn. You gain X life.
Revolt — When Renegade Rallier enters, if a permanent you controlled left the battlefield this turn, return target permanent card with mana value 2 or less from your graveyard to the battlefield.
Gain control of target creature or Vehicle until end of turn. Untap it. It gains haste until end of turn.You may cast a spell with mana value 2 or less from your hand without paying its mana cost.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)Whenever a nontoken artifact you control is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.
HasteWhenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni, Undying Partisan.Sacrifice another creature: Yahenni gains indestructible until end of turn.
Exile target nonland card from your graveyard. Search your library for any number of cards with the same name as that card, reveal them, put them into your hand, then shuffle.
Each opponent sacrifices a creature or planeswalker of their choice, then discards a card. You return a creature or planeswalker card from your graveyard to your hand, then draw a card.When you cast a Bolas planeswalker spell, exile Dark Intimations from your graveyard. That planeswalker enters with an additional loyalty counter on it.
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)Counter target spell unless its controller pays .
+2: Reveal the top three cards of your library. Put all nonland permanent cards revealed this way into your hand and the rest on the bottom of your library in any order.−2: Exile target creature. Its controller gains life equal to its power.−9: Put five +1/+1 counters on each creature you control and five loyalty counters on each other planeswalker you...
Enchant artifactEnchanted artifact is a creature with base power and toughness 5/5 in addition to its other types.When enchanted artifact is put into a graveyard, return that card to its owner's hand.
Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for .)
+1: Create a colorless artifact token named Etherium Cell with ", Sacrifice this artifact: Add one mana of any color."−2: Target creature gets +X/-X until end of turn, where X is the number of artifacts you control.−7: You get an emblem with "At the beginning of combat on your turn, target artifact you control becomes an artifact creature with base power...
