Island Fish Jasconius [Arabian Nights] 40 If a green card is

If a green card is in this Digimon's digivolution cards

Set: Sun & Moon: Hidden Fates - Shiny Vault Type: Grass Rarity: Ultra Rare Retreat cost: Colorless

sacrifice Island Fish Jasconius

and Through the Looking Glass make it easy for your group to quickly pick up and play a game of Thirsty Sword Lesbians

Here are the rules for kitties who can control shadows

Island Fish Jasconius [Arabian Nights] 40 If a green card isSet: Arabian Nights Type: Creature Fish Rarity: Rare Cost: {4}{U}{U}{U} Island Fish Jasconius doesn't untap during your untap step. At the beginning of your upkeep, you may pay {U}{U}{U}. 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.