Island Fish Jasconius doesn't untap during your untap step.

At the beginning of your upkeep, you may pay . If you do, untap Island Fish Jasconius.

Island Fish Jasconius can't attack unless defending player controls an Island.

When you control no Islands, sacrifice Island Fish Jasconius.

: The next 1 damage that would be dealt to Personal Incarnation this turn is dealt to its owner instead. Only Personal Incarnation's owner may activate this ability.

When Personal Incarnation dies, its owner loses half their life, rounded up.