Forest

Respite

Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.

Liege of the Hollows

When Liege of the Hollows dies, each player may pay any amount of mana. Then each player creates a number of 1/1 green Squirrel creature tokens equal to the amount of mana they paid this way.

Squirrel Mob

Squirrel Mob gets +1/+1 for each other Squirrel on the battlefield.

Spore Frog

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

Arbor Elf

Squirrel Nest

Enchant land
Enchanted land has "{T}: Create a 1/1 green Squirrel creature token."

Prevent all combat damage that would be dealt this turn.

Bonder's Ornament

{T}: Add one mana of any color.
{4}, {T}: Each player who controls a permanent named Bonder's Ornament draws a card.

Druid's Deliverance

Prevent all combat damage that would be dealt to you this turn. Populate. (Create a token that's a copy of a creature token you control.)