Island Fish Jasconius [Arabian Nights] Visions You can only use each

You can only use each effect of "Joker's Knight" once per turn

you may put its +1/+1 counters on target artifact creature

your opponent cannot activate cards or effects until the end of the Damage Step

{T}: Target creature loses all landwalk abilities until end of turn

that target's ATK den DEF become 0 until the End Phase

Island Fish Jasconius [Arabian Nights] Visions You can only use eachSet: 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.