Whenever a nontoken artifact is put into your graveyard from the battlefield, return that card to your hand unless target opponent has Pia's Revolution deal 3 damage to them.
MenaceWhenever Glint-Sleeve Siphoner enters or attacks, you get (an energy counter).At the beginning of your upkeep, you may pay . If you do, you draw a card and you lose 1 life.
: 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.)
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.
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 — 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.
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.