March of the Machine Commander

The Great Forest

Each creature assigns combat damage equal to its toughness rather than its power.
Whenever chaos ensues, creatures you control get +0/+2 and gain trample until end of turn.

Planechase Anthology Planes

Each creature assigns combat damage equal to its toughness rather than its power.
Whenever you roll {Chaos}, creatures you control get +0/+2 and gain trample until end of turn.

Planechase Planes

Each creature assigns combat damage equal to its toughness rather than its power.
Whenever you roll chaos, creatures you control get +0/+2 and gain trample until end of turn.