■ Star Evolution : Put on one of your RexStars or water creatures . (When this creature would leave , the top card leaves instead .) Blocker

■ When you summon this creature , choose a number . Until the start of your next turn , your opponent can't cast spells that have the same cost and your opponent 's creatures that have the same cost can't attack or block .

■ After this creature attacks , you may return this creature to your hand . If you do, you may put this creature on one of your untapped tamaseeds .