Activate Jaxis by paying , tapping it and discarding a card, creating a token copy of Coercive Recruiter with haste.
When the Coercive Recruiter token enters the battlefield, it triggers, untapping Jaxis.
Activate Phyrexian Altar by sacrificing the Coercive Recruiter token, adding .
When the Coercive Recruiter token dies, it triggers, causing you to draw a card.
Repeat.
This loop turns Jaxis, the Troublemaker into a ruthless copy machine by targeting Coercive Recruiter, whose entrance trigger immediately untaps Jaxis to prep her ability again. Meanwhile, Phyrexian Altar provides the red mana needed to cover Jaxis's activation cost while conveniently giving you a way to sacrifice the Coercive Recruiter token before the turn ends. Every iteration feeds the Altar, digs deeper into your deck thanks to the token's built-in death trigger, and churns through your hand with Jaxis's discard cost to keep your engine fueled.