No booster boxes exist - ETB-centric product lineup creates different variance profile than standard sets
For example, if it blocks a 12/12 creature with trample, that creature's controller must assign at least 8 of that creature's combat damage to Diamond Weapon, and the remainder can be assigned to the defending player, planeswalker, or battle
Instead, Sigarda is a slow burn
While some of the aggro decks featured last week would be happy to never draw another land again beyond number three or four, control decks typically need to hit all of their land drops all the way into turn six, turn seven, and sometimes even beyond that
If a creature card with mutate enters the battlefield some other way, it just enters the battlefield
Being able to cast Ancestral Vision, Wheel of Fate, Restore Balance, and Living End from your hand while also shooting down a creature is pretty strong