Flameshadow Conjuring | Temur Sabertooth | Peregrine Drake

Cards

You control up to five lands that can tap to produce at least ({1} magic symbol) ({U} magic symbol) ({R} magic symbol) ({G} magic symbol) .

Activate up to five lands you control by tapping them, adding at least ({1} magic symbol) ({U} magic symbol) ({R} magic symbol) ({G} magic symbol) .
Cast
Peregrine Drake by paying ({4} magic symbol) ({U} magic symbol) .
When
Peregrine Drake enters the battlefield, it and
Flameshadow Conjuring trigger.
Resolve the
Peregrine Drake trigger, untapping up to five lands you control.
Activate up to five lands you control by tapping them, adding at least ({1} magic symbol) ({U} magic symbol) ({R} magic symbol) ({G} magic symbol) .
Resolve the
Flameshadow Conjuring trigger, causing you to pay ({R} magic symbol) to create a token copy of
Peregrine Drake with haste.
When the token
Peregrine Drake enters the battlefield, it triggers, untapping up to five lands you control.
Activate
Temur Sabertooth by paying ({1} magic symbol) ({G} magic symbol) , returning the nontoken
Peregrine Drake from the battlefield to your hand.
Repeat.
If you control up to five lands that can tap to produce at least ({2} magic symbol) ({U} magic symbol) ({R} magic symbol) ({G} magic symbol) , this combo nets infinite mana.