Selesnya Keyrune

Text:

: Add or .
: Selesnya Keyrune becomes a 3/3 green and white Wolf artifact creature until end of turn.

Rulings:

• 4/15/2013 Until the ability that turns the Keyrune into a creature resolves, the Keyrune is colorless.
• 4/15/2013 Activating the ability that turns the Keyrune into a creature while it’s already a creature will override any effects that set its power and/or toughness to another number, but effects that modify power and/or toughness without directly setting them will still apply.