The ONO 99 card game from Mattel Games is a fast-paced and entertaining family game for 2 to 6 players. Players take turns playing cards and adding up their values. The goal is to always keep the running total under 99. Whoever reaches or exceeds the number 99 is eliminated from the game. Special action cards such as reverse, minus cards, or the ONO 99 card provide strategic twists. Alongside great fun, this compact card game playfully promotes the mathematical addition and subtraction skills of children aged 7 and up.