/assist <p0>
/wait 1
/attack <t>Picks up whatever your party leader is fighting and attacks it. Keeps the whole party on one target without anyone calling it out loud.
The Paladin two-hour, announced so healers can hold their cures for thirty seconds. Invincible stops all physical damage, which is a large window to work with.
/p Invincible up - save your MP
/ja "Invincible" <me>