Considering the vast number of enemies you want to kill with low power, this is a strong tool for your toolbox in games that favor big butts and small fronts
Sorcery Tectonic Hazard deals 1 damage to each opponent and each creature they control
Legality depends on the tournament format -- Natural Balance can be legal in some formats and banned or restricted in others
Alliances would continue this theme (Winter's Night), but we'd then have to wait until 2006 before Wizards of the Coast would complete the block with Cold Snap, which formally established the Snow supertype
Between October 2, 2015 and October 16 2015, prices went from $300 (or under 200 tix) to almost $700 (or 450 tix) we lost a bunch of cheap decks like RDW, UR Ensoul, Mono W Devotion and even Abzan, which were replaced by Jeskai Black and friends
Jace, the Mind Sculptor [Best Planeswalker for Control Strategies] Jace, the Mind Sculptor gives you a Brainstorm every turn at zero loyalty cost