Planet of the monsters

Enchant land
Enchanted land gains "Whenever this card taps
or untaps, add one mana of any color to your
mana pool"
At the end of your upkeep, If you control any radioactive Token, populate. This card can only populate Radioactive tokens.
If you control a creature with Gojira or Godzilla
on it's name, at the beginning of your turn,
summon X 3/3 Radioactive beast, Where X is
the amount of radioactives creatures you control.