Alien Kid [CRMS-EN084] Super Rare G-30 when a card or effect

when a card or effect is activated: You can negate the activation and destroy it

Set: Platinum: Base Set Type: Metal Rarity: Holo Rare Retreat cost: Colorless

Set: Sword & Shield: Base Set Type: Supporter Rarity: Ultra Rare

Set: XY: Roaring Skies Type: Supporter Rarity: Ultra Rare

Neither player can Special Summon monsters

Alien Kid [CRMS-EN084] Super Rare G-30 when a card or effectSet: Crimson Crisis Card type: Effect Monster Rarity: Super Rare Attack: 1600 Defense: 700 Place 1 A Counter on all monsters Special Summoned to your opponent's side of the field. (If a monster with an A Counter battles an Alien monster, that monster loses 300 ATK and DEF for each A Counter during Damage Calculation only.)