Rite of Replication copies the Excavator 5x times
It often happens that the segmentation algorithm will produce several candidates that receive a recognition score greater than one
I would let out with a sigh and ask, "Why is there so much math?" It turns out my math teacher was correct
Once you have a big enough storm count, typically around six, you can flip Ral into his planeswalker side, which then lets you activate Ral's final ability on the same turn, giving you access to a bunch more spells for free, until you find your copy of Grapeshot
Whether you evoke it or cast it or cheat it onto the battlefield, Grief gives you a Pilfering ETB
And we also have conceptual matches like Wall of Swords for the spell Blade Barrier, Chill Touch in D&D which drains spirit and soul vs Touch of Death, Return to Sand vs Return to Dust, Anti-Magic Aura vs Anti-Magic Shell, etc