A comprehensive guide covering efficient spending strategies for Last War Survival events. It details F2P diamond management, optimal purchase hierarchies, gacha pity mechanics, and Alliance Duel strategies. Essential reading for players who want to get the most value from every event cycle. A comprehensive guide covering efficient spending strategies for Last War Survival events. It details F2P diamond management, optimal purchase hierarchies, gacha pity mechanics, and Alliance Duel strategies. Essential reading for players who want to get the most value from every event cycle.