Captain Johnson

Whenever a Pirate dies, you may pay {u} to put a
Lore counter on Captain Johnson.
Lieutenant - When you control your commander,
Captain Johnson gets: {t}, {u}{b}, sacrifice Captain
Johnson: Either - Create X 'Treasure' tokens with
'Sacrifice this token, add one mana of any colour
to your mana pool', equal to the number of Lore counters on it, Or - Regenerate your commander.
"I've stories of all the sea-dogs. Except one."