Forests you control are 1/1 green Elf creatures that are still lands.
, Sacrifice an Elf: Target creature gets +3/+3 until end of turn.

Ashenmoor Cohort gets +1/+1 as long as you control another black creature.

Whenever a Forest enters the battlefield, green creatures you control get +1/+1 and gain trample until end of turn.
Grandeur — Discard another card named Baru, Fist of Krosa: Create an X/X green Wurm creature token, where X is the number of lands you control.

: Bloodshot Trainee deals 4 damage to target creature. Activate this ability only if Bloodshot Trainee's power is 4 or greater.

Haste
Wither (This deals damage to creatures in the form of -1/-1 counters.)

When Elvish Visionary enters the battlefield, draw a card.

Whenever Hollowsage becomes untapped, you may have target player discard a card.

Haste
Mudbrawler Cohort gets +1/+1 as long as you control another red creature.

When Siege-Gang Commander enters the battlefield, create three 1/1 red Goblin creature tokens.
, Sacrifice a Goblin: Siege-Gang Commander deals 2 damage to any target.

Haste
Echo—Sacrifice two lands. (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Haste
Storm Entity enters the battlefield with a +1/+1 counter on it for each other spell cast this turn.