Zero mana effects which make all of your creatures into evasion creatures seem quite unfair
Cards with those abilities can't be transformed any other way, so you won't even get a "whenever this creature transforms" trigger
For new players in particular, a graphical representation is particularly useful since I want them to gain an intuitive grasp of how the turn progresses as well as be able to reference particular details that become relevant
These scenarios are the most realistic options Wizards can give us with a short-term timeline
Ral can even deal infinite damage by using one copy spell to copy another, resulting in a loop that will trigger his magecraft ability ad nauseam
(2021-03-19) A spell cast using flashback will always be exiled afterward, whether it resolves, is countered, or leaves the stack in some other way