Tonberry

the Tonberry has become a series mainstay and along with the Cactuar and Malboro, it stands as one of the series's iconic and formidable enemies. It also appears as a summoned monster in several games.

Talk about Tonberry is using weapon call CHEF KNIFE which either does massive damage or instantly kills a party member, Sometime use regular attack deal medium damage .Tonberries move slowly and use instant death moves. They will target a party member and slowly walk towards them, using Chef's Knife if they get in melee range, which instantly kill party members

Talk about CACTUAR Cactuars are fast and tough to hit. Their HP is usually low, but their defenses are high and they often yield large amounts of gil and EXP. Often, they counter most attacks with 1000 Needles According FF wiki.Some games have stronger versions of this attack, such as the 10,000 Needles. Cactuars are often weak to Water.

also known as the Jumbo Cactuar, is a recurring boss type of cactuar. They are bigger versions of the cactuar and sometimes sport a mustache. In some occurrences, Gigantuar has the attack "10000 Needles", with an additional "99999 Needles" in games where the max HP limit exceeds 9999. Sometime CACTUAR also RUN AWAY instanly, in FF XV also RUN AWAY CIRCLE around area making hard to defeat

Did you how to fight TONBERRY and CACTUAR?