Is Total War legal in Standard, Modern, and Commander?

Total War is legal in: Legacy, Vintage, Commander.

Total War

Q: What type of card is Total War?

Total War is an Enchantment. Its oracle text reads: "Whenever a player attacks with one or more creatures, destroy all untapped non-Wall creatures that player controls that didn't attack, except for creatures the player hasn't controlled continuously since the beginning of the turn."

Enchantment

Whenever a player attacks with one or more creatures, destroy all untapped non-Wall creatures that player controls that didn't attack, except for creatures the player hasn't controlled continuously since the beginning of the turn.

Set Ice Age

Rarity Rare

Artist Drew Tucker