Kurshar, Mountain Reaper

If a creature would enter the battlefield under your control instead create 2 red 1/1, elemental creature tokens.
1/1's you control gain Haste and mountain walk. Parter with any Brego legendary.
This spell coasts {x} less where X is the number of non-token 1/1's you control.
{t}: Sacrifice 3 1/1's deal 6 damage to target creature or planswalker.