Uktabi Wildcats

Ashaya's power and toughness are each equal to the number of lands you control.

Nontoken creatures you control are Forest lands in addition to their other types. (They're still affected by summoning sickness.)

As this creature enters, sacrifice any number of untapped Forests.

Wood Elemental's power and toughness are each equal to the number of Forests sacrificed as it entered.

Dauntless Dourbark's power and toughness are each equal to the number of Forests you control plus the number of Treefolk you control.

This creature has trample as long as you control another Treefolk.

Kalonian Twingrove's power and toughness are each equal to the number of Forests you control.

When this creature enters, create a green Treefolk Warrior creature token with "This token's power and toughness are each equal to the number of Forests you control."

Vigilance

: Add an amount of equal to the greatest power among creatures you control.

Sacrifice this creature: You gain life equal to the greatest toughness among other creatures you control.

Trample

Chroma — This creature's power and toughness are each equal to the number of green mana symbols in the mana costs of permanents you control.