For those unfamiliar, the term aggro is short for aggressive, and in this case, refers to a strategy that seeks to put lots of low-cost cards into play and gain enough of an advantage to win before the opponent can stabilize
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Legal Toolbox Buy This Card Notes and Rules Information for Quicksilver Fountain: Only the English version of a Magic card receives Oracle updates and errata
The Empirical Vanilla Test: strategy.channelfireball.com/all-strategy/hIf you look at all the creatures with abilities that are fully modeled by the EVT, they cantrip, you can just get mana value predictions for their non-cantrip attributes...For example, a 4/4 with trample is projected to cost 3.9 MV
Even the primary commander from The Ruinous Powers, Abaddon the Despoiler, grants cards in your hand cascade if their mana cost is equal to or less than the amount of damage dealt to your opponents in a turn
Some things change, others look like they do but don't