If you would draw a card, look at the top three cards of your library instead. Put one of those cards into your hand and the rest on the bottom of your library in any order.
Rat offering (You may cast this spell any time you could cast an instant by sacrificing a Rat and paying the difference in mana costs between this and the sacrificed Rat. Mana cost includes color.)Whenever a permanent is put into an opponent's graveyard, that player loses 1 life.
Kodama of the Center Tree's power and toughness are each equal to the number of Spirits you control.Kodama of the Center Tree has soulshift X, where X is the number of Spirits you control. (When this creature dies, you may return target Spirit card with mana value X or less from your graveyard to your hand.)
FlyingCreatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."
All Spirits have "When this permanent enters, you may have it deal 3 damage to target non-Spirit creature."Non-Spirit creatures have "When this creature enters, you may have it deal 3 damage to target Spirit creature."
Snake offering (You may cast this spell any time you could cast an instant by sacrificing a Snake and paying the difference in mana costs between this and the sacrificed Snake. Mana cost includes color.): Untap all Forests and all green creatures. Activate only once each turn.
Reveal the top X cards of your library. Put all creature cards revealed this way into your hand and the rest on the bottom of your library in any order.