When Quicksmith Rebel enters, target artifact you control gains "{T}: This artifact deals 2 damage to any target" for as long as you control Quicksmith Rebel.
Sacrifice an artifact: Ravenous Intruder gets +2/+2 until end of turn.
"I've made some fine acquisitions of late, so I'm planning to make commensurate improvements to my security systems. I have a consultant coming tomorrow." —Kurna Majan, Luminary League
Draw cards equal to the greatest power among creatures you control. You may cast a spell with mana value 5 or less from your hand without paying its mana cost.
"Control the Great Conduit? You might as well try to divert a river with your hands."
When Rishkar, Peema Renegade enters, put a +1/+1 counter on each of up to two target creatures. Each creature you control with a counter on it has "{T}: Add {G}."
"Aether is the soul of Kaladesh, and all souls should be free."
Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.
Double strike When Scrapper Champion enters, you get {E}{E}. Whenever Scrapper Champion attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it.
Scrounging Bandar enters with two +1/+1 counters on it. At the beginning of your upkeep, you may move any number of +1/+1 counters from Scrounging Bandar onto another target creature.
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.
There is no shortage of illegal salvage in Ghirapur, nor of those who are willing to profit from it.
Enchant creature or Vehicle As long as enchanted permanent is a Vehicle, it's a creature in addition to its other types. Enchanted creature gets +3/+0 and has first strike.