Each foe mills 2 cards and you can exile an enchantment, instant or sorcery in their graveyard under the 2nd spell's cost and cast it for free
Eventually, the printing process both tested and challenged some of the designers most ambitious ideas, as well as the thematic throughline that these cards were meant to have with the rest of the set
"We had already seen two-headed slivers, two-clawed slivers, two-tailed slivers, brainy slivers, leafy slivers, spiky slivers - a lot of variations on that one design." The decision to switch to a totally new Sliver was a controversial one, and thankfully, it seems like WotC received the message loud and clear
Maestros Charm Flexibility is the name of the game here
Then you can either set that monster, or if youve got another fusion spell, you can use it summon yet another fusion monster
This also means if you have ample token goblins, you can sacrifice them and get a red mana for each goblin killed this way, leaving you ready to cast anything else in your hand