Primal Genesis

Primal Genesis is a 100-card Commander precon from Commander 2019, released August 23, 2019. It is led by Ghired, Conclave Exile, a Naya commander.

Ghired, Conclave Exile

When Ghired enters, create a 4/4 green Rhino creature token with trample.
Whenever Ghired attacks, populate. The token enters tapped and attacking. (To populate, create a token that's a copy of a creature token you control.)

The list runs 39 lands and 28 creatures, and its nonland cards average 3.90 mana. At today's TCGplayer prices the whole deck's cards come to about $84.15, and the most valuable is Ohran Frostfang at $7.50.