Use "grade up" in a sentence
1. In Warcraft lore, Adamantite is considered to be the next grade up in strength from Thorium, but from a game perspective, Fel Iron is the next strength up from Thorium, then Adamantite.[citation needed]
1. In Warcraft lore, Adamantite is considered to be the next grade up in strength from Thorium, but from a game perspective, Fel Iron is the next strength up from Thorium, then Adamantite.[citation needed]