Revelation [Legends] XY158 or Special Summoned during the

or Special Summoned during the turn a Thunder monster's effect was activated in the hand

You can only use this effect of “Galatea

but you cannot declare an attack during this turn if you do

remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb

By sending 1 card (except this card) from your side of the field to the Graveyard

Revelation [Legends] XY158 or Special Summoned during theSet: Legends Type: World Enchantment Rarity: Rare Cost: {G} Players play with their hands revealed. "Many are in high place, and of renown: but mysteries are revealed unto the meek." Ecclesiastes 3: 19