+Flooded (4)
: Add .
, : Add , , or .
, Return two Islands you control to their owner's hand: Return target creature to its owner's hand.
, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.
Green creatures can't attack unless their controller sacrifices a land for each green creature they control that's attacking. (This cost is paid as attackers are declared.)
Gatherer works better in the Companion app!
, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.