Raging River [Collectors' Edition] RC7 When Angel of Serenity enters

When Angel of Serenity enters the battlefield

You can only activate 1 "Rikka Tranquility" per turn

Set: Battle Academy 2022 Type: Fire Rarity: Uncommon

Set: Starter Deck 2006 Card type: Equip Spell Rarity: Common Attack: 0 Defense: 0 Pay 800 Life Points

Set: World Championship Decks 2003 Type: Sorcery Rarity: Uncommon Cost: {3}{R} Destroy target artifact or land

Raging River [Collectors' Edition] RC7 When Angel of Serenity entersSet: Collectors' Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Whenever one or more creatures you control attack, each defending player divides all creatures without flying they control into a "left" pile and a "right" pile. Then, for each attacking creature you control, choose "left" or "right." That creature can't be blocked this combat except by creatures with flying and creatures in a pile with the chosen label.