Volcano Hellion enters the battlefield, triggering its ability, targeting any creature.
Holding priority, activate
Brash Taunter's ability from
Martyrdom any number of times by paying ({0} magic symbol) , causing any amount of damage that would be dealt to you to be dealt to
Brash Taunter instead this turn.
Resolve the
Volcano Hellion trigger from step 3, dealing an arbitrarily large amount of damage to the targeted creature and to
Brash Taunter.
Brash Taunter triggers, targeting an opponent.
Holding priority, activate
Brash Taunter's ability from
Martyrdom many times by paying ({0} magic symbol) , causing the next large amount of damage that would be dealt to the targeted opponent to be dealt to
Brash Taunter instead this turn.
Resolve
Brash Taunter's ability, redirecting some of the damage back to
Brash Taunter but still dealing lethal damage to the opponent.
Repeat from step 6 once for each remaining opponent.