Creature — Human Druid 0/3, 2G (3)
Common
Defender
{T}: Add X mana in any combination of colors to your mana pool, where X is the number of creatures with defender you control.
Only a worthy few are permitted within the sentient forest known as Axebane.
Illus. Slawomir Maniak

10/1/2012: Axebane Guardian’s activated ability is a mana ability. It doesn’t use the stack and can’t be responded to. The number of creatures with defender you control is counted, and the color(s) of mana produced chosen, immediately after the ability is activated when the ability resolves.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Extended (Type 1.X)
Legal in Standard (Type 2)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern