Tokens, Grafting, Elementals, Golems, all still use ETB and LTB effects and make Roon a great general, they just do it in a less Deadeye, Mulldrifter-y way
The Tenth Doctor TheChirurgeon: Seven mana is a big ask to get the triple Time Travel but taking three time counters off a suspend card will usually cause it to fire
In terms of gameplay it was once again a replica of the same moveset as the Flashfire M Charizard EX
I'd note that Bant can tautologically play every two -rop a blue-white deck can, and has even more options
Galadriel's Dismissal and Call Forth the Tempest boast ludicrous prices since they were only printed in a supplementary product, and you can replace them with any protection spell or big spell, respectively
Like Enel and other Yellow decks, this leader is not afraid to let their life pile drop to zero and then benefit from it