I was scrolling through Scryfall one morning, during my daily Enchant Worldle, and I took a long look at Crux of Fate
Archmages Charm is extremely pushed, a solid permission spell, a good way to build card advantage for hitting land drops, and a fantastic tool against Deaths Shadow, Wild Nacatl, Goblin Guide, Pyxis of Pandemonium, Champion of the Parish, Aether Vial, Delver of Secrets, Hardened Scales, Amulet of Vigor, Benthic Biomancer, Glistener Elf, Noble Hierarch, Viscera Seer, and sometimes even Hexdrinker (just to mention a few)
(There's also plenty of overlap between the clans, so your Temur deck is also likely to have some prowess creatures
Earlier in the game you should look to slow down your opponents and make sure that youre staying ahead of them
While she had accepted my new-found obsession with its yellow mouse, she believed the cards were a waste of money since there was no guarantee which ones I'd get, and completing my collection involved buying an awful lot of packs
But I really think that both Trisk and Tome are some of the best value you get for your colorless mana