It's the aggro of Boros combined with efficient triggers and the removal and life drain of black mana
That's not true of MTG Modern Horizons sets, however, which feature reprints and brand-new cards being made specifically to enter the Modern format (and beyond, into Legacy and sometimes Vintage)
(2012-07-01) Liliana's emblem doesn't remove any other abilities of Swamps you control
Teval's Judgment Teval's Judgment also draws a card when a card LTGs, but it far surpasses the others since it does more in a given turn
As far as comparing the two go, they have their own charms
In the example below, the Endbringer, the top layer of the card has split, showing us the piece of wood embedded within the card