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

War Barge is legal in: Modern, Legacy, Vintage, Commander.

War Barge

Q: What type of card is War Barge?

War Barge is an Artifact. Its oracle text reads: "{3}: Target creature gains islandwalk until end of turn. When War Barge leaves the battlefield this turn, destroy that creature. A creature destroyed this way can't be regenerated. (A creature with islandwalk can't be blocked as long as defending player controls an Island.)"

Artifact

: Target creature gains islandwalk until end of turn. When War Barge leaves the battlefield this turn, destroy that creature. A creature destroyed this way can't be regenerated. (A creature with islandwalk can't be blocked as long as defending player controls an Island.)