Goliath, Wyvern clan Leader

Partner with Elisa, Kindred Spirit
This spell cost {1} less to cast for each 1 life your opponent have lost this turn

Flying, Trample

When Goliath, Wyvern clan Leader enters, you become the Monarch. At the beginning of combat on each opponent’s turn, if your the monarch, creatures can’t attack you unless their controller pays {2} for each creature attacking you.