They sit on the battlefield, not doing much on their own, and then suddenly become a mana sink to draw extra cards or fuel token, artifact, or sacrifice synergies
"Harnessed" is a designation that the permanent has once an ability instructs you to harness it
Spell Queller Most spells you will want to deal with that cant be countered will be larger than four mana
ENG set equivalents : The English Mega Evolution set has already released
The powerful elemental rewards you for playing a good spread of permanent types and works well with self-mill (turning your graveyard into you hand), self-sacrifice, or simply as a Sultai value commander
The plane had some weird properties, as physics did not work there the same as it does on other planes, so you had odd things like an upside-down mountain (that most players thought was some kind of tornado)