({11} magic symbol) ({W} magic symbol) ({U} magic symbol) at most each turn available.
Steps
Cast
Eternity Vessel by paying ({6} magic symbol) .
Eternity Vessel enters the battlefield with a number of charge counters on it equal to your life total.
Activate
Resourceful Defense by paying ({4} magic symbol) ({W} magic symbol) , moving all charge counters from
Eternity Vessel onto
Magistrate's Scepter.
Activate
Magistrate's Scepter's second ability by tapping it and removing three charge counters from it, causing you to take an extra turn after this one.
If
Magistrate's Scepter has few than three charge counters on it, activate
Drafna's first ability by paying ({1} magic symbol) ({U} magic symbol) , returning
Eternity Vessel from the battlefield to your hand.
Repeat from step 3 during your next turn if
Magistrate's Scepter has three or more charge counters on it. Otherwise, repeat from step 1.
Notes
The amount of mana you need to pay each turn varies based off your starting life total. You can also stagger the steps across turns, possibly, to save paying lots of mana in one turn. You could also copy
Eternity Vessel using
Drafna's first ability, if desired/able, and move the counters from the token onto