Year of the World

(Whenever a player rolls a 20 sided die and the result
is a 13, that player plays this card from the Rule
Deck.)
Choose an opponent. That opponent's
commander perpetually gains "Landfall —
Whenever a land enters the battlefield under
your control, if this card is a creature, create a
token that's a copy of this card, except it's a 1/1
green Insect in addition to it's other colors and
creature types."