Twelve is also a nice number to estimate at because it is exactly half of what you play in your typical cube deck which is an average of 24 unique spells per deck and with a far far smaller range
For example, if a blue Sliver enters the battlefield under your control, the ability can target and exile a creature with protection from white
Edward.Newgate came out the gates swinging with a whopping 6,000 base power and six total life cards
Play Panharmonicon, and you can quadruple any ability trigger that Naban can double
In fact, it is so popular that it has come full circle and received physical merchandise of its own
This week, in keeping with Seventh Edition September, I want to redeem the set and will be presenting ten times Seventh Edition had the best art