Body Launderer | Phyrexian Metamorph | Phantasmal Image

(and one other card)

Phyrexian Metamorph in your graveyard.
All other permanents on the battlefield (
Phantasmal Image as a copy of
Body Launderer).

Activate
Phyrexian Altar by sacrificing
Phantasmal Image, adding one mana of any color.
Phantasmal Image dies, triggering its second ability and
Body Launderer's first ability.
Resolve the
Phantasmal Image trigger, returning
Phyrexian Metamorph from your graveyard to the battlefield as a copy of
Body Launderer.
Resolve the
Body Launderer trigger, causing it to connive.
Activate
Phyrexian Altar by sacrificing
Phyrexian Metamorph, adding one mana of any color.
Phyrexian Metamorph dies, triggering its second ability and
Body Launderer's first ability.
Resolve the
Phyrexian Metamorph trigger, returning
Phantasmal Image from your graveyard to the battlefield as a copy of
Body Launderer.
Resolve the
Body Launderer trigger, causing it to connive.
Repeat.