Timber Wolves 000 Commander Whenever you tap a Forest

Whenever you tap a Forest for mana

it becomes a 0/0 Robot artifact creature

create four 1/1 green Insect creature tokens with flying and deathtouch

Bend the elements

Put all commanders from the command zone onto the battlefield under your control

Timber Wolves 000 Commander Whenever you tap a ForestBanding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)