As long as people play with black creatures, their opponents will be ready with Light of Day
It's strong in ETB heavy brews like midrange and blink, sacrifice brews where you can sacrifice to something like Attrition and then come back, Aristocrats where you can trigger Blood Artist for wins, life gain for lifelink shenanigans, Voltron and equipment that invested in equipment infrastructure to and any heavy creature build
This is based on cards being sold for their market value, rather than one-of-a-kind exceptions like PSA 9/10 cards from Alpha and other older sets, for example
Our deck wants to cast them as quickly as possible so we can start advancing our game plan
This makes Runaway Steam-Kin good for any mono-red Commander deck
They have a full, alternate art illustration of what can also be found as a standard card in their respective set, along with a textured, spectacular foil treatment that makes them look (and feel!) amazing