According to Rule 601.2h…

“The participant pays the full value. First, they pay all prices that don’t contain random components or transferring objects from the library to a public zone, in any order. Then they pay all remaining prices in any order.”

Does “in any order” suggest that every one value cost actions are damaged all the way down to their most elementary parts and utilized sequentially, even when they’d be utilized concurrently in any other case? For instance, an instruction to sacrifice a number of creatures NOT as a value would require them to be sacrificed concurrently (though the choice course of could be sequential, see Rankle Master of Pranks rulings on Gatherer). If a number of creatures are sacrificed as a value, is it a sequential course of? Can a participant first sacrifice Hostage Taker as a value to solid Plumb the Forbidden or Bankrupt in Blood, after which sacrifice a creature Hostage Taker returns to their management from exile? In the case of Bankrupt in Blood, does it matter whether or not the participant already managed a second creature, both to be allowed to solid the spell or to make it previous Rule 601.2e…

“The sport checks to see if the proposed spell can legally be solid. If the proposed spell is against the law, the sport returns to the second earlier than the casting of that spell was proposed (see rule 728, “Handling Illegal Actions”)”

…earlier than doing the sort of value cost, or does the sport foresee that the price might be payable attributable to Hostage Taker’s impact and permit the casting course of to achieve the price cost stage?