FlashThis spell can't be countered.Whenever you cast a spell, choose up to one —• Return target spell you don't control to its owner's hand.• Return target nonland permanent to its owner's hand.
When Avenger of Zendikar enters, create a 0/1 green Plant creature token for each land you control.Landfall — Whenever a land you control enters, you may put a +1/+1 counter on each Plant creature you control.
: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.: Gain control of target Sliver. (This effect lasts indefinitely.)
Whenever a Warrior attacks, you may have its controller create a 1/1 white Warrior creature token that's tapped and attacking.: Untap all attacking creatures. They gain trample, lifelink, and haste until end of turn. After this phase, there is an additional combat phase. Activate only during combat.
Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)You may have this creature enter as a copy of any creature on the battlefield, except it's a Ninja in addition to its other creature types.
Flying, hasteWhenever Goldspan Dragon attacks or becomes the target of a spell, create a Treasure token.Treasures you control have ", Sacrifice this artifact: Add two mana of any one color."
, : Create a 0/1 green Egg creature token with defender.Whenever an Egg you control dies, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.
Whenever a Dragon you control enters, put a gold counter on Dragon's Hoard., Remove a gold counter from Dragon's Hoard: Draw a card.: Add one mana of any color.