Back for Seconds | Tenacious Tomeseeker | Ministrant of Obligation

(and two other cards)

Activate
Ashnod's Altar twice by sacrificing
Tenacious Tomeseeker and
Ministrant of Obligation, adding ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) .
When
Tenacious Tomeseeker and
Ministrant of Obligation die,
Pitiless Plunderer triggers twice, and
Ministrant of Obligation triggers once.
Resolve both
Pitiless Plunderer triggers, creating two Treasure tokens.
Resolve the
Ministrant of Obligation trigger, creating two 1/1 Spirit creature tokens.
Activate the Treasures by tapping and sacrificing it, adding ({U} magic symbol) ({B} magic symbol) .
Cast
Back for Seconds by paying ({2} magic symbol) ({B} magic symbol) , and choosing to pay its bargain cost by sacrificing a Spirit.
When the Spirit dies,
Pitiless Plunderer triggers, creating a Treasure token.
Resolve
Back for Seconds, returning
Tenacious Tomeseeker and
Ministrant of Obligation from your graveyard to your hand, and then putting
Ministrant of Obligation onto the battlefield.
Cast
Tenacious Tomeseeker by paying ({2} magic symbol) ({U} magic symbol) , and choosing to pay its bargain cost by sacrificing a Spirit token.
When the Spirit dies,
Pitiless Plunderer triggers, creating a Treasure token.
When
Tenacious Tomeseeker enters the battlefield, it triggers, returning
Back for Seconds from your graveyard to your hand.
Repeat.