Seawing Royalty

{u}{u}{3}: When you use this ability you can choose
one of these three effects to happen:
• Creat an artifact with a property
"{t}: this artifact counts as one {c} mana"
• Creat two 0/2 blue artifact creature tokens
• All tokens on the field get a +1/-1 token put on
them
You can use this ability twice and if you do you
must pay its mana cost again or sacrafice this card.