Algae Takeover Algae Takeover Event Card Sorry, there is no photo available. If you have one, please submit here . Event PLAY: can be played for below effect and then discarded. EFFECT: Use any 1 ALGAE card in your hand, OR any 1 ALGAE card on the table. Place on top of any compatible CORAL card. Discard CORAL card: leave ALGAE card in its place. Graphic by eutrophication&hypoxiawww.flickr.com/photos/48722974@N07/4464986156/ read more Select Flip Card Permalink Sorry, there is no photo available. If you have one, please submit here.