The most important thing to remember is that while triggers create an ability on the stack which can be responded to separately from whatever triggered them, replacement effects alter how other effects resolve in real time
Now, normally I have a week's respite between columns but traveling (which is something I've cut way back on a side effect of having three kids) causes a little extra work before you leave (or sometimes when you return)
While Spinning Darkness can't hit players, the bonus life it gives you while killing a creature essentially for free is priceless
Heavy Polymerization Normal Spell Card Fusion Summon 1 Fusion Monster from your Extra Deck, using 3 or more monsters from your hand or field as material
Bear in mind as well that if your opponent doesnt find a way to deal with Jafar on their turn, which is definitely a risk with their hand of seven new cards, then you can just sing A Whole New World again if you drew it from the last one
Pillar Analysis Legendary Power | Alpha Scarcity | Pristine Condition 16