Marsh, Swamp Mage

Reach, Swampwalk,
Whenever you cast a frog spell, mill 2 cards then return a land card from the graveyard.
Landfall-Whenever a land enters the battlefield
add {b}{u}{g} to your mana pool the first time this ability triggers, the second time this ability would trigger other creatures you control gain
swampwalk until end of turn, and the third
time it would trigger create X Green 1/1 reach,
swampwalk, Frog creature tokens where X is the
amount of floating mana you control.