Artifact Equipment During your turn, equipped creature gets +2/+0 and has first strike
If you do, target creature gets -3/-3 until end of turn
Ascendant Acolyte Ascendant Dustspeaker Ascendant Evincar Ascendant Packleader Ascendant Spirit Crovax, Ascendant Hero Embalmed Ascendant Erayo, Soratami Ascendant Erayo, Soratami Ascendant Franklin Richards, Ascendant Haliya, Ascendant Cadet Homura, Human Ascendant Homura, Human Ascendant Kuon, Ogre Ascendant Kuon, Ogre Ascendant Maralen, Fae Ascendant Rune-Tail, Kitsune Ascendant Rune-Tail, Kitsune Ascendant Sarkhan, Dragon Ascendant Sasaya, Orochi Ascendant Sasaya, Orochi Ascendant Serra Ascendant Slith Ascendant
Bear in mind that artifacts' main thing is flexibility and it's perfectly possible that we've left out the exact tool you need for a job that your deck's colors just can't handle
Conjurer's Mantle provides a cheap way to find more creatures of your decks tribe over and over again