Swarmyard

{T}: Add {C}.
{T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Acorn Catapult

{1}, {T}: This artifact deals 1 damage to any target. That permanent's controller or that player creates a 1/1 green Squirrel creature token.

Plains

Second Harvest

For each token you control, create a token that's a copy of that permanent.

Generous Gift

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Pongify

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Descent of the Dragons

Destroy any number of target creatures. For each creature destroyed this way, its controller creates a 4/4 red Dragon creature token with flying.

Frontier Bivouac

This land enters tapped.
{T}: Add {G}, {U}, or {R}.

Living Lightning

When this creature dies, return target instant or sorcery card from your graveyard to your hand.

Mystic Monastery

This land enters tapped.
{T}: Add {U}, {R}, or {W}.

Archaeomancer

When this creature enters, return target instant or sorcery card from your graveyard to your hand.

Jungle Shrine

This land enters tapped.
{T}: Add {R}, {G}, or {W}.

Seaside Citadel

This land enters tapped.
{T}: Add {G}, {W}, or {U}.

Beast Within

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Mountain

Island

Cavalier of Dawn

Vigilance
When this creature enters, destroy up to one target nonland permanent. Its controller creates a 3/3 colorless Golem artifact creature token.
When this creature dies, return target artifact or enchantment card from your graveyard to your hand.