It's ubiquitous, even when you're talking about something as simple as energy counters
Meanwhile, cards like Jenova, Ancient Calamity offer powerful payoffs by turning your creatures into mutants and drawing tons of cards when they die, making it great for +1/+1 counters or sacrifice decks
Cards like Maelstrom Wanderer (Cascade, cascade) and Apex Devastator (Cascade, cascade, cascade, cascade) get multiple independent triggers off a single cast, each looking at the original spells mana value rather than descending
We've got all the best Werewolf tribal support card now and have begun fleshing out the rest of the deck too
This card finds its way into lots of formats including as cheap interaction in the Pioneer deck named after Hidden Strings