Both are more than worth their weight in cards with just two activations, so they should be valued highly, and make sure you have multiple ways to trigger them
Fire / Ice is still a great card that still goes in most decks able to play it but it is loosing that auto include status rather
Ashling lets you cheat massive Elementals into play with evoke, and rewards you for doing so by creating token copies of them
The deck has stayed a stock precon, including the mana base, to this day
Finally, as with all decks in the current Standard, theres always the chance that Dimir Skeletons just gets run over by a fast combo deck like Gruul Prowess
The key component to this is that Legolass Quick Reflexes has split second, making it so long as it is on the stack, no one can cast spells or active abilities in response unless that ability produces mana