Lands, powerful spells, popular commanders, and Reserved List rares can be especially important
They each cost three, have 6 total power and toughness in 4s and 2s, they have one keyword and a tap ability that doesn't cost anything to use like mana or discards to drop your cost of their colors' spells by colorless at sorcery speed by either life lost or gained this turn
Turning your win condition into self-mill, however, gives us access to some powerful spells
Fischer - $8.91 Reprint From Exodus Culling the Weak allows you to generate mana by sacrificing creatures
If you want to make sure that no matter what tribe youre going with, and we even mean the weirder stuff like goats or changelings, theyre supported by good cards, then heres the list of the best tribal cards for you