Planeswalkers you control have "[0]: Proliferate" and "[−12]: Take an extra turn after this one." Whenever you cast a noncreature spell, choose a counter on target permanent. Put an additional counter of that kind on that permanent.

Whenever another green creature you control enters, put a +1/+1 counter on target creature.

Menace Other Squirrels you control have menace. Whenever you sacrifice one or more Foods, create a 1/1 green Squirrel creature token. {2}, Forage: Put a +1/+1 counter on each other Squirrel you control. (To forage, exile three cards from your graveyard or sacrifice a Food.)

Flying Whenever you create or sacrifice a token, each opponent loses 1 life.

{T}: Add one mana of any color in your commander's color identity.

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

{T}: Add {G}. {T}, Forage: Add two mana in any combination of colors. (To forage, exile three cards from your graveyard or sacrifice a Food.) {3}{G}, {T}: Search your library for a Squirrel card, reveal it, put it into your hand, then shuffle.

Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

Enchant creature As long as enchanted creature is blue, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, draw a card." As long as enchanted creature is black, it gets +1/+1 and has "Whenever this creature deals damage to an opponent, that player discards a card."

{U}, {T}: Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Whenever one or more creatures an opponent controls deal combat damage to you, that opponent gets a poison counter. Whenever a player attacks, if one or more players being attacked are poisoned, the attacking player draws a card.

If one or more tokens would be created under your control, those tokens plus an additional Food token are created instead. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Sacrifice three Foods: Draw a card.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

This spell can't be countered. Counter target noncreature spell.

Each opponent gets a poison counter. Then each creature your opponents control gets -1/-1 until end of turn for each poison counter its controller has.