Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Palladia-Mors

Flying, trample
At the beginning of your upkeep, sacrifice Palladia-Mors unless you pay .

Nicol Bolas

Flying
At the beginning of your upkeep, sacrifice Nicol Bolas unless you pay .
Whenever Nicol Bolas deals damage to an opponent, that player discards their hand.

Rohgahh of Kher Keep

At the beginning of your upkeep, you may pay . If you don’t, tap Rohgahh of Kher Keep and all creatures named Kobolds of Kher Keep, then an opponent gains control of them.
Creatures you control named Kobolds of Kher Keep get +2/+2.

Chromium

Flying
Rampage 2 (Whenever this creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it beyond the first.)
At the beginning of your upkeep, sacrifice Chromium unless you pay .

Reincarnation

Choose target creature. When that creature dies this turn, return a creature card from its owner’s graveyard to the battlefield under the control of that creature’s owner.

Arcades Sabboth

Flying
At the beginning of your upkeep, sacrifice Arcades Sabboth unless you pay .
Each untapped creature you control gets +0/+2 as long as it’s not attacking.
: Arcades Sabboth gets +0/+1 until end of turn.

Spirit Shackle

Enchant creature
Whenever enchanted creature becomes tapped, put a -0/-2 counter on it.

Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Guardian Beast

As long as Guardian Beast is untapped, noncreature artifacts you control can’t be enchanted, they have indestructible, and other players can’t gain control of them. This effect doesn’t remove Auras already attached to those artifacts.

Erhnam Djinn

At the beginning of your upkeep, target non-Wall creature an opponent controls gains forestwalk until your next upkeep. (It can’t be blocked as long as defending player controls a Forest.)

Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Abu Ja’far

When Abu Ja’far dies, destroy all creatures blocking or blocked by it. They can’t be regenerated.