Game of Chaos [Fifth Edition]Set: Fifth Edition 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.

Prevent all damage that would be dealt to him this turn

Set: World Championships 2015 Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

except it's an artifact in addition to its other types

Set: Ghosts From the Past: The 2nd Haunting Card type: Effect Monster Rarity: Ghost Rare Attack: 2000 Defense: 1700 Gains 300 ATK for every "Dark Magician" or "Magician of Black Chaos" in the GY

Set: Force of the Breaker Card type: Effect Monster Rarity: Ultimate Rare Attack: 1900 Defense: 1200 You can discard this card to the Graveyard to add 1 "A Legendary Ocean" from your Deck to your hand

Set: Alpha Edition Type: Creature — Merfolk Rarity: Rare Cost: {U}{U} Other Merfolk get +1/+1 and have islandwalk

Gains 500 ATK for each monster your opponent controls

Set: Sun & Moon: Unbroken Bonds Type: Fire Rarity: Ultra Rare Retreat cost: Colorless

you'd need the energy of the giant's tonic

Whenever another nontoken Dragon enters the battlefield under your control

Set: EX: Holon Phantoms Type: Lightning Rarity: Common Retreat cost: Colorless

destroy all other face-up monsters on the field with DEF less than or equal to this card's ATK