Game of Chaos [Ice Age] ARC122-S when a monster effect is

when a monster effect is activated on your opponent's side of the field (except during the Damage Step): You can detach 2 Xyz Materials from this card

Set: EX: Crystal Guardians Type: Water Rarity: Holo Rare Retreat cost: Colorless

Set: Arcane Rising Edition: 1st Edition Finish: Rainbow Foil Type: Action Rarity: Rare Class: Runeblade Cost: 2 Your next Runeblade attack this turn gains +1 [Power]

Set: EX: Dragon Type: Grass Rarity: Ultra Rare Retreat cost: Colorless

Set: Expedition: Base Set Type: Lightning Rarity: Common Retreat cost: Colorless

Game of Chaos [Ice Age] ARC122-S when a monster effect isSet: Ice Age Type: Sorcery Rarity: Rare Cost: {R}{R}{R} Flip a coin. If you win the flip, you gain 1 life and target opponent loses 1 life, and you decide whether to flip again. If you lose the flip, you lose 1 life and that opponent gains 1 life, and that player decides whether to flip again. Double the life stakes with each flip.